8,387 results on '"Reproducibility of Results"'
Search Results
2. Herausforderungen der Automation bei der quantitativen Auswertung von Leberbiopsien: Automatische Quantifizierung von Leberverfettung.
- Author
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Darling, Jessica, Abedin, Nada, Ziegler, Paul K., Gretser, Steffen, Walczak, Barbara, Barreiros, Ana Paula, Schulze, Falko, Reis, Henning, Wild, Peter J., and Flinner, Nadine
- Abstract
Copyright of Die Pathologie is the property of Springer Nature and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
- Published
- 2024
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3. Künstliche Intelligenz und digitale Pathologie als Treiber der Präzisionsonkologie
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Tolkach, Yuri, Klein, Sebastian, Tsvetkov, Tsvetan, and Buettner, Reinhard
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- 2023
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4. [Validation of subjective complaints: differential diagnosis of "healthy suffering" using fatigue as an example].
- Author
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Linden M
- Subjects
- Humans, Diagnosis, Differential, Germany, Diagnostic Self Evaluation, Reproducibility of Results, Algorithms, Fatigue diagnosis, Fatigue etiology
- Abstract
Subjective complaints are of great importance in medicine. They have an impact on the diagnosis of illnesses, the assessment of illness severity, and treatment selection. There are no objective criteria for such symptoms, and clinicians have to rely on the report of patients only. Examples are complaints about pain, cardiac insufficiency, mood, or fatigue. There are many possibilities for distorted reports. Clinicians must therefore clarify what is meant and validate patient reports. A discrimination must be made between signs of illness and "healthy suffering," to avoid medicalization of daily nuisances and to avoid misdiagnoses and inadequate treatments. Diagnostic algorithms for healthy suffering are described, as this diagnosis is of importance in medicine. This is outlined using the example of fatigue., (© 2024. The Author(s).)
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- 2024
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5. [Improved radiological imaging of congenital aural atresia using flat-panel volume CT. German version].
- Author
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Müller-Graff FT, von Düring J, Voelker J, Al-Tinawi F, Hagen R, Neun T, Hackenberg S, and Rak K
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- Humans, Female, Male, Reproducibility of Results, Congenital Abnormalities diagnostic imaging, Congenital Abnormalities surgery, Imaging, Three-Dimensional methods, Adult, Radiographic Image Enhancement methods, Cone-Beam Computed Tomography methods, Germany, Surgery, Computer-Assisted methods, Ear abnormalities, Ear diagnostic imaging, Ear surgery, Sensitivity and Specificity
- Abstract
Background: Precise preoperative radiological evaluation of aural atresia is of utmost importance for surgical planning. Until now, multislice computed tomography (MSCT) has been used but it cannot adequately visualize small structures such as the stapes. Flat-panel volume CT (fpVCT) with its secondary reconstructions (fpVCT
SECO ) offers a high-resolution visualization of the middle ear. New otosurgical planning software also enables detailed 3D reconstruction of the middle ear anatomy., Aim of the Work: Evaluation of the use of fpVCTSECO in combination with an otosurgical planning software for a more accurate diagnosis and treatment of congenital aural atresia., Material and Methods: Seven patients with congenital aural atresia underwent preoperative MSCT (600 µm slice thickness) and corresponding fpVCT (466 µm slice thickness). In addition, fpVCTSECO (99 µm slice thickness) were reconstructed. The Jahrsdoerfer and Siegert grading scores were determined and their applicability in the abovementioned imaging modalities was evaluated. In addition, the malleus incus complex was analyzed in 3D rendering., Results: Imaging with fpVCTSECO enabled reliable visualization of the abnormalities, in particular the ossicular chain. A significant difference in the Siegert grading score was found. In addition, the malleus-incus complex could be visualized better in 3D., Discussion: The introduction of new imaging techniques and surgical planning techniques into the diagnostic concept of aural atresia facilitates the identification of malformed anatomy and enables systematic analysis. This combination can also help to more accurately classify the pathology and thus increase the safety and success of the surgical procedure., (© 2024. The Author(s).)- Published
- 2024
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6. [Psychometric evaluation of the German version of the Questionnaire of Cognitive and Affective Empathy (QCAE)].
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Lübke L, Krogmann D, and Spitzer C
- Subjects
- Humans, Surveys and Questionnaires, Adult, Male, Female, Middle Aged, Reproducibility of Results, Germany, Young Adult, Aged, Affect, Adolescent, Empathy, Psychometrics, Cognition
- Abstract
Empathy as a central element of social cognition plays a decisive role in various psychosocial areas and interpersonal dynamics, especially within the context of psychotherapy. Despite the controversy surrounding a standardized definition, empathy is generally regarded as a multidimensional concept that encompasses both cognitive and affective dimensions. This differentiation between cognitive and affective facets is addressed by a widely used and internationally well-established self-report measure of empathy, the Questionnaire of Cognitive and Affective Empathy (QCAE). This study focuses on evaluating the psychometric properties of the German version of the QCAE. In a convenience sample (N=1300), the postulated confirmatory five-factor model showed an adequate fit to the underlying structure. The subscales of the QCAE exhibited satisfactory internal consistency and convergent validity with other instruments measuring empathy. Despite certain methodological limitations, our findings suggest that the German version of the QCAE is suitable as a reliable and valid instrument for measuring empathy. Further studies in population-representative samples and clinical populations are required before a clear recommendation regarding its utilization can be provided., Competing Interests: Die Autorinnen/Autoren geben an, dass kein Interessenkonflikt besteht., (Thieme. All rights reserved.)
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- 2024
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7. How reliable is your diagnosis?
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Gruber AD, Wehrend A, Steidl T, Kramer K, Merbach S, Baumgärtner W, Buyle T, Weisser NF, and Beineke A
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- Animals, Humans, Expert Testimony, Reproducibility of Results, Diagnostic Errors veterinary, Diagnostic Errors prevention & control, Veterinary Medicine standards
- Abstract
The effectiveness and justification of every therapy and other clinical decisions is based on a correct diagnosis. However, many types of test results can contain uncertainties that may lead to clinically incorrect decisions. The same applies to the reliability of expert opinions for legal disputes. Adequate communication of diagnostic and expert uncertainties in the examination report or expert opinion is therefore crucial for avoiding incorrect decisions. The liability of the person providing the service is also affected. However, uncertain or even erroneous findings can have various causes, only some of which are known to the examining or commissioning person. This article provides an overview of 3 different types of susceptibility to errors using the example of pathological biopsy and cytology examinations, which can also be transferred to other veterinary disciplines in a similar way. A solid understanding of the possible sources of error as well as adequate communication and discussion of case-specific, limited probabilities in investigation reports and expert opinions make a significant contribution to avoiding incorrect decisions. However, commonly used terms such as "highly probable", "suspected" or "cannot be ruled out" are sometimes interpreted in unclear or divergent ways, which are explained here with recommendations for uniform use. This is intended to enable the person making the decision, if necessary, to initiate further diagnostic tests or gather further evidence in the context of all other available data in order to reduce the risk of error as far as possible., Competing Interests: Die Autoren erklären, dass kein Interessenkonflikt vorliegt., (Thieme. All rights reserved.)
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- 2024
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8. [New Normative Values for the German Short Version of the Resilience Scale (RS-13)].
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Rosendahl J, Ebmeyer K, Strauß B, and Engert V
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- Humans, Middle Aged, Adult, Aged, Male, Female, Germany, Adolescent, Aged, 80 and over, Young Adult, Reference Values, Reproducibility of Results, Surveys and Questionnaires, Psychological Tests, Resilience, Psychological, Psychometrics
- Abstract
Objective: In a representative survey conducted in Germany, normative values for the German short version of the RS-13 resilience scale were updated and compared with the data from a previous representative survey conducted in 2001., Methods: In a representative study conducted by the social science research institute USUMA GmbH in 2021, people aged 16 to 95 years (N=2,505) were randomly selected and interviewed by telephone. Data were compared to representative data collected in 2001 (N=2,045), and the influence of demographic variables on resilience was examined., Results: The internal consistency of the RS-13 was α=0.92. Current norm data of the RS-13, differentiated by gender and age, were generated. Access to these data is provided by an online tool, which can be used for the norm-oriented interpretation of individual resilience values (http://rs13.shinyapps.io/RS13). In the current 2021 sample, the mean resilience score was significantly higher than in 2001 (d=0.28, 95% CI [0.22-0.34]). Age was significantly negatively associated with resilience, education and net household income showed a significant negative correlation., Discussion: The RS-13 has good psychometric properties. Providing updated normative values of the RS-13 is justified due to the significantly higher scores in 2021 compared to 2001. The updated normative values allow for the comparison of future data with those of the German general population. In addition, the online tool can be used for the norm-oriented interpretation of individual resilience scores as part of diagnostic procedures., Conclusion: The RS-13 is a reliable, valid and economical instrument for assessing resilience in its theoretical understanding of a stable personality trait. Future studies investigating resilience should consider age, education and income as relevant influencing variables., Competing Interests: Die Autorinnen/Autoren geben an, dass kein Interessenkonflikt besteht., (Thieme. All rights reserved.)
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- 2024
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9. "Fall Risk Scoring" in Outpatient Gait Analysis: Validation of a New Fall Risk Assessment for Nursing Home Residents.
- Author
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Unger EW, Pohlemann T, Orth M, Rollmann MFR, Menger MM, Herath SC, Histing T, and Braun BJ
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- Humans, Risk Assessment methods, Male, Female, Aged, 80 and over, Aged, Sensitivity and Specificity, Homes for the Aged, Risk Factors, Germany, Reproducibility of Results, Geriatric Assessment methods, Adult, Accidental Falls prevention & control, Accidental Falls statistics & numerical data, Nursing Homes, Gait Analysis methods
- Abstract
Falls in senior home residents are common. Individual preventive training can lower the fall risk. To detect the need for training, a systematic assessment of the individual fall risk is needed. The aim of this study was thus to assess whether a fall risk score based on free field insole measurements can distinguish between an at-risk group of senior home residents and a healthy young control group. A published fall risk score was used in senior home residents over the age of 75 and a young (< 40 years) control group to determine the individual fall risk. In addition, the fall events over 12 months were assessed. Statistical analysis including ROC analysis was performed to determine the ability of the score to detect participants at heightened fall risk. In total, 18 nursing home residents and 9 young control participants were included. Of the nursing home residents, 15 had at least one fall, with a total of 37 falls recorded over 12 months. In the control group, no falls were recorded. The fall risk score was significantly different between nursing home residents and the control group (9.2 + 3.2 vs. 5.7 ± 2.2). Furthermore, the score significantly differentiated fallers from non-fallers (10.3 ± 1.8 vs. 5.2 ± 2.5), with a cut-off > 7.5 (AUC: 0.95) and a sensitivity of 86.7% (specificity 83.3%). The fall risk score is able to detect the difference between senior nursing home residents and young, healthy controls, as well as between fallers and non-fallers. Its main proof of concept is demonstrated, as based on movement data outside special gait labs, and it can simplify the risk of fall determination in geriatric nursing home residents and can now be used in further, prospective studies., Competing Interests: Die Autorinnen/Autoren geben an, dass kein Interessenkonflikt besteht., (Thieme. All rights reserved.)
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- 2024
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10. [Pulsed DPOAEs in serial measurements : Combined analysis paradigm of simultaneously occurring changes in hearing thresholds and DPOAEs. German version].
- Author
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Bader K, Zelle D, Gummer AW, and Dalhoff E
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- Humans, Reproducibility of Results, Female, Male, Adult, Middle Aged, Germany, Aged, Young Adult, Hearing Loss diagnosis, Hearing Loss physiopathology, Auditory Threshold physiology, Otoacoustic Emissions, Spontaneous physiology, Sensitivity and Specificity
- Abstract
Background: To date, there is no consensus on how to standardize the assessment of ototoxicity in serial measurements. For the diagnosis of damage to the cochlear amplifier, measurement methods are required that have the highest possible test-retest reliability and validity for detecting persistent damage. Estimated distortion-product thresholds (L
EDPT ) based on short-pulse distortion-product otoacoustic emission (DPOAE) level maps use individually optimal DPOAE stimulus levels and allow reliable quantitative estimation of cochlea-related hearing loss., Materials and Methods: Hearing thresholds were estimated objectively using LEDPT and subjectively using modified Békésy tracking audiometry (LTA ). Recordings were performed seven times within three months at 14 frequencies (f2 = 1-14 kHz) in 20 ears (PTA4 (0.5-4 kHz) < 20 dB HL). Reconstruction of the DPOAE growth behavior as a function of the stimulus levels L1 , L2 was performed on the basis of 21 DPOAE amplitudes. A numerical fit of a nonlinear mathematical function to the three-dimensional DPOAE growth function yielded LEDPT for each stimulus frequency. For the combined analysis, probability distributions of hearing thresholds (LTA , LEDPT ), DPOAE levels (LDP ), and combinations thereof were determined., Results: LTA and LEDPT each exhibited a test-retest reliability with a median of absolute differences (AD) of 3.2 dB and 3.3 dB, respectively. Combining LEDPT , LDP , and LTA into a single parameter yielded a significantly smaller median AD of 2.0 dB., Conclusion: It is expected that an analysis paradigm based on a combination of LEDPT , suprathreshold LDP , and fine-structure-reduced LTA would achieve higher test performance (sensitivity and specificity), allowing reliable detection of pathological or regenerative changes in the outer hair cells., (© 2024. The Author(s).)- Published
- 2024
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11. Validierungsstudie des deutschsprachigen Manchester Triage Systems.
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Mayerhofer, C., Rettl, H., Graziadei, I., and Stummer, H.
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OLDER patients ,RESOURCE allocation ,DEATH rate ,HOSPITAL emergency services ,MEDICAL triage ,RADIOSTEREOMETRY - Abstract
Copyright of Medizinische Klinik: Intensivmedizin & Notfallmedizin is the property of Springer Nature and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
- Published
- 2022
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12. [Disproportionately high loss in speech intelligibility].
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Hoppe U, Hast A, and Hocke T
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- Humans, Male, Female, Middle Aged, Adult, Aged, Sensitivity and Specificity, Speech Disorders diagnosis, Young Adult, Reproducibility of Results, Aged, 80 and over, Germany, Adolescent, Hearing Loss diagnosis, Hearing Loss physiopathology, Audiometry, Pure-Tone, Speech Intelligibility
- Abstract
Background: The influence of hearing impairment on everyday hearing can be estimated by speech audiometry. There is a great deal of variability in the dependence of word recognition scores on pure-tone hearing loss., Materials and Methods: A large clinical database of 28,261 records with complete tone and speech audiometry data was analyzed. The maximum monosyllabic word recognition score was evaluated as a function of hearing loss. Its distribution was analyzed in detail., Results: In a rank analysis, the distribution of percentiles was determined as a function of pure-tone hearing loss up to 80 dB
HL ., Conclusion: The percentiles of the distribution of maximum word recognition scores for a given pure-tone hearing loss derived here can be used as reference values for a disproportionately high loss of speech recognition., Competing Interests: Einhaltung ethischer Richtlinien Interessenkonflikt U. Hoppe, A. Hast und T. Hocke geben an, dass kein Interessenkonflikt besteht.Für diesen Beitrag wurden von den Autor/-innen keine Studien an Menschen oder Tieren durchgeführt. Für die aufgeführten Studien gelten die jeweils dort angegebenen ethischen Richtlinien., (© 2024. The Author(s).)- Published
- 2024
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13. [Thyroid nodules as an incidental finding : Value of sonography and scintigraphy in primary diagnostics].
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Richter D, Beck M, Müller SK, Iro H, Koch M, and Sievert M
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- Humans, Radionuclide Imaging methods, Reproducibility of Results, Sensitivity and Specificity, Diagnosis, Differential, Thyroid Neoplasms diagnostic imaging, Thyroid Nodule diagnostic imaging, Thyroid Nodule pathology, Incidental Findings, Ultrasonography methods
- Abstract
Due to the widespread use of high-resolution sonography, numerous thyroid nodules are diagnosed, often as incidental findings. The challenge lies in evaluating various criteria such as size, shape, and echogenicity to assess the nodules' malignancy risk. Risk stratification systems have been developed to enable systematic assessment as well as to avoid unnecessary medical interventions and malignant findings being overlooked. This article provides an overview of the current diagnostic standards in primary assessment of thyroid nodules., Competing Interests: Einhaltung ethischer Richtlinien Interessenkonflikt Gemäß den Richtlinien des Springer Medizin Verlags werden Autoren und Wissenschaftliche Leitung im Rahmen der Manuskripterstellung und Manuskriptfreigabe aufgefordert, eine vollständige Erklärung zu ihren finanziellen und nichtfinanziellen Interessen abzugeben. Autoren D. Richter: A. Finanzielle Interessen: D. Richter gibt an, dass kein finanzieller Interessenkonflikt besteht. – B. Nichtfinanzielle Interessen: Assistenzarzt an der HNO-Klinik Erlangen. Keine nebenberuflichen Tätigkeiten. M. Beck: A. Finanzielle Interessen: Honorar für Referententätigkeit von Ipsen Pharma GmbH, Reisekostenerstattung von Ipsen Pharma GmbH und Novartis Radiopharmaceuticals/AAA; Übernachtungskostenerstattung + Tätigkeit Advisory Board Novartis Radiopharmaceuticals/AAA. – B. Nichtfinanzielle Interessen: Oberarzt/Nuklearmedizinische Klinik/Universitätsklinikum Erlangen | Mitgliedschaften: Deutsche Gesellschaft für Nuklearmedizin, Berufsverband Deutscher Nuklearmediziner, European Association of Nuclear Medicine and Molecular Imaging. S.K. Müller: A. Finanzielle Interessen: S.K. Müller gibt an, dass kein finanzieller Interessenkonflikt besteht. – B. Nichtfinanzielle Interessen: Geschäftsführende Oberärztin an der HNO-Klinik Erlangen. Keine nebenberuflichen Tätigkeiten | Mitgliedschaft: Deutschen Gesellschaft für Hals-Nasen-Ohren-Heilkunde, Kopf- und Hals-Chirurgie e. V. H. Iro: A. Finanzielle Interessen: H. Iro gibt an, dass kein finanzieller Interessenkonflikt besteht. – B. Nichtfinanzielle Interessen: Ärztlicher Direktor der HNO Klinik Erlangen. Keine Nebenberufliche Tätigkeiten. | Mitgliedschaft: Deutschen Gesellschaft für Hals-Nasen-Ohren-Heilkunde, Kopf- und Hals-Chirurgie e. V. M. Koch: A. Finanzielle Interessen: M. Koch gibt an, dass kein finanzieller Interessenkonflikt besteht. – B. Nichtfinanzielle Interessen: Oberarzt an der HNO Klinik Erlangen. Keine nebenberuflichen Tätigkeiten. M. Sievert: A. Finanzielle Interessen: M. Sievert gibt an, dass kein finanzieller Interessenkonflikt besteht. – B. Nichtfinanzielle Interessen: Oberarzt Abteilung für Hals-Nasen-Ohren-Heilkunde, Kopf- und Hals-Chirurgie, Universität Erlangen-Nürnberg, Waldstraße 1, 91054 Erlangen, Deutschland. | DEGUM-Kursleiter Sektion Kopf-Hals und Veranstalter von DEGUM-zertifizierten Kursen. Wissenschaftliche Leitung Die vollständige Erklärung zum Interessenkonflikt der Wissenschaftlichen Leitung finden Sie am Kurs der zertifizierten Fortbildung auf www.springermedizin.de/cme. Der Verlag erklärt, dass für die Publikation dieser CME-Fortbildung keine Sponsorengelder an den Verlag fließen.Für diesen Beitrag wurden von den Autor/-innen keine Studien an Menschen oder Tieren durchgeführt. Für die aufgeführten Studien gelten die jeweils dort angegebenen ethischen Richtlinien., (© 2024. The Author(s), under exclusive licence to Springer Medizin Verlag GmbH, ein Teil von Springer Nature.)
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- 2024
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14. [Feasibility of a screening instrument for adult attention-deficit/hyperactivity disorder (ASRS-5) in general practice: A qualitative study].
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Ballmann C, Mueller-Stierlin AS, Kölle MA, Wolf F, Philipsen A, Gensichen J, and Barzel A
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- Humans, Adult, Germany, Male, Female, Qualitative Research, Middle Aged, Attitude of Health Personnel, Reproducibility of Results, Attention Deficit Disorder with Hyperactivity diagnosis, Attention Deficit Disorder with Hyperactivity therapy, Attention Deficit Disorder with Hyperactivity psychology, Mass Screening, General Practice, Feasibility Studies, Psychometrics
- Abstract
Objectives: The aim of the study was to explore the subjective views of general practitioners on the applicability of the Adult ADHD Self-Report Screening Scale for DSM-5 (ASRS-5) as a screening tool for attention-deficit/hyperactivity disorder (ADHD) in adults in general practice., Method: Eleven general practitioners, who had participated in the validation study of the German version of the ASRS-5, were interviewed. For this purpose, a semi-structured interview guide was designed using the Consolidated Framework for Implementation Research (CFIR). The interviews were audio-recorded, transcribed, and analyzed using qualitative content analysis according to Kuckartz., Results: The ASRS-5 seems to work well in general medical practice. But there is evidence for a lack of knowledge about ADHD in adults among general practitioners and a demand for further training in this area. Moreover, insufficient possibilities for subsequent treatment after a positive ADHD screening were claimed., Discussion: In general medicine, the introduction of a screening using ASRS-5 in cases of clinical suspicion could be the first step towards improving the management of adult patients with ADHD., Conclusion: Optimizing the management of adults with ADHD requires additional information and training initiatives to support early diagnosis especially in the primary care setting, and to reveal treatment options and care concepts for adults with ADHD., (Copyright © 2024. Published by Elsevier GmbH.)
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- 2024
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15. [Use of flexible transnasal esophagogastroscopy in patients with unclear globus sensation].
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Podzimek J, Jecker P, Koscielny S, and Guntinas-Lichius O
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- Humans, Female, Male, Middle Aged, Adult, Reproducibility of Results, Aged, Gastroesophageal Reflux diagnosis, Gastroesophageal Reflux physiopathology, Equipment Design, Gastroscopy methods, Esophagoscopy methods, Nose, Equipment Failure Analysis, Globus Sensation diagnosis, Globus Sensation physiopathology, Sensitivity and Specificity
- Abstract
Background: Globus pharyngeus is a common symptom with considerable suffering. Globus sensation can be caused by reflux. In many places, endoscopy of the esophagus is recommended for clarification, especially when there is a question about the presence of a hiatal hernia as the cause of reflux. Transnasal esophagogastroscopy (TNE) represents an alternative to conventional gastroesophagoscopy. It enables a quick low-complication examination of the upper aerodigestive tract in the sitting, non-sedated patient., Objective: The aim of this work was to assess the feasibility of outpatient TNE in patients with globus sensation. Furthermore, the results of dual-probe pH monitoring were compared with the results of TNE in order to assess the value of TNE in the clarification of globus sensation and reflux., Materials and Methods: In 30 patients with globus symptoms, 24-hour dual-probe pH monitoring and TNE were performed. In pH monitoring, reflux number, fraction time, reflux surface area index, and DeMeester score were evaluated as indicators of laryngopharyngeal reflux (LPR) and gastroesophageal reflux (GERD). Abnormalities of the esophageal mucosa and the gastroesophageal junction were recorded in TNE. The results were compared., Results: The TNE could be performed without any complications. Mean examination time was 5.34 ± 0.12 min. Reflux was measured in 80% of the patients (24/30) with pH monitoring. In almost half of these patients (46%), abnormalities were detected in TNE as indirect evidence of reflux. In addition to an axial hiatal hernia, these included mucosal changes such as erosive esophagitis and Barrett's metaplasia. Patients with a hiatal hernia also suffered significantly more often from LPR than patients without a hernia (9:1)., Conclusion: TNE is a quick and safe examination method for diagnosing patients with an unclear globus sensation. Detection of a hiatal hernia can be seen as an indication of reflux disease. Lack of evidence of a hernia does not rule out reflux. Thus, TNE is a useful addition to pH monitoring in patients with globus sensation, because reflux-related changes in the mucosa can be recognized early and adequately treated., (© 2024. The Author(s), under exclusive licence to Springer Medizin Verlag GmbH, ein Teil von Springer Nature.)
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- 2024
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16. [Development of a German short version of the Nijmegen Cochlear Implant Questionnaire].
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Weichbold V, Kühn H, and Muigg F
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- Humans, Germany, Surveys and Questionnaires, Reproducibility of Results, Male, Female, Middle Aged, Sensitivity and Specificity, Cochlear Implantation, Treatment Outcome, Aged, Adult, Translating, Cochlear Implants, Quality of Life, Psychometrics
- Abstract
Background: The Nijmegen Cochlear Implant Questionnaire (NCIQ) is a questionnaire for assessing hearing-specific quality of life in the context of cochlear implantation. Its length (60 items) makes it difficult to use in clinical practice, so a short version is desirable. The question arises as to which items should be selected for the short version., Methods: The items were selected statistically using uncorrected item-total score correlation. Item selection was made based on datasets from three measurement points: before implantation and 3 and 12 months after processor activation. The items were selected according to the criterion that they were among the 40 items with the highest item-total score correlation at each of the three measurement points., Results: Of the 60 items in the NCIQ, 25 met the criterion and were hence included in the short version. The short version yields similar scores as the long version at the postoperative timepoints; however, at the preoperative timepoint, the agreement of the scores is suboptimal. Split-half reliability and internal homogeneity of the short version are very good., Conclusion: The present study constitutes an initial positive evaluation of a short form of the NCIQ in terms of standard psychometric criteria. Application of the short form is associated with significantly reduced resources in terms of processing and evaluating., (© 2024. The Author(s), under exclusive licence to Springer Medizin Verlag GmbH, ein Teil von Springer Nature.)
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- 2024
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17. [Validated German PROMs for People with Major Amputation of the Lower Extremity - A Narrative Review Based on the Final Report of the LEAD and COMPASS Initiative of the ISPO].
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Ranker A, Greitemann B, Kohler F, Gutenbrunner C, Sturm C, Tegtbur U, and Egen C
- Subjects
- Humans, Amputees rehabilitation, Artificial Limbs, Germany, Lower Extremity surgery, Practice Guidelines as Topic, Reproducibility of Results, Treatment Outcome, Amputation, Surgical rehabilitation, Patient Reported Outcome Measures
- Abstract
Patient-reported outcome measures (PROMs) play an important role in the rehabilitation of people with major limb amputations. Patient-completed questionnaires help collect specific constructs on this patient population. The COMPASS and LEAD initiatives, carried out by the International Society for Prosthetics and Orthotics (ISPO), underscore the importance of regularly collecting high-quality PROMs. These are essential for the evaluation of rehabilitation needs, progress, and success. In the final report of ISPO's major international initiative, PROMs recommendations of the expert panel are tabulated. In Table 3.2 of the report, ISPO lists n=12 PROMs that were included in the narrow consensus process were considered to be of acceptable quality, and therefore recommended. The aim of this systematic review was to specifically search for these recommended PROMS regarding their availability in a German and validated version in order to identify potential gaps. All PROMs that were available in a German and validated version were then examined further with regard to the quality of the validation study, using the checklist of COnsensus-based Standards for the selection of health Measurement INstruments (COSMIN). Through a systematic literature search, six validated German-language versions were found. Only four of these met the quality standards of the COSMIN checklist sufficiently. Overall, this review shows serious gaps in the availability in the German language of validated versions of PROMs used internationally and recommended as standard by the ISPO. This gap needs to be closed by guideline-oriented translation and subsequent validation studies in order to be able to offer and collect the PROMS recommended by the ISPO also for German-speaking patient populations., Competing Interests: Die Autorinnen/Autoren geben an, dass kein Interessenkonflikt besteht., (Thieme. All rights reserved.)
- Published
- 2024
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18. [OCT biomarkers in diabetic maculopathy and artificial intelligence].
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Lorenz AT, Pollreisz A, Schmidt-Erfurth U, Szurman P, and Stanzel B
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- Humans, Sensitivity and Specificity, Fluorescein Angiography methods, Reproducibility of Results, Image Interpretation, Computer-Assisted methods, Diabetic Retinopathy diagnostic imaging, Diabetic Retinopathy diagnosis, Tomography, Optical Coherence methods, Artificial Intelligence, Biomarkers
- Abstract
Diabetes mellitus is a chronic disease the microvascular complications of which include diabetic retinopathy and maculopathy. Diabetic macular edema, proliferative diabetic retinopathy, and diabetic macular ischemia pose a threat to visual acuity. Artificial intelligence can play an increasingly more important role in making the diagnosis and the treatment regimen of maculopathies in everyday clinical practice in the future. It can be used to automatically detect and quantify pathological parameters of the retina. The aim is to improve patient care in the clinical routine using so-called clinical decision support systems with personalized treatment algorithms. This review article outlines the current research regarding new biomarkers in diabetic maculopathy using optical coherence tomography (OCT) and OCT angiography (OCT-A)., (© 2024. The Author(s), under exclusive licence to Springer Medizin Verlag GmbH, ein Teil von Springer Nature.)
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- 2024
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19. [Prediction of speech understanding with the transcutaneous partially implantable bone conduction hearing system Osia®. German Version].
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Arndt S, Wesarg T, Aschendorff A, Speck I, Hocke T, Jakob TF, and Rauch AK
- Subjects
- Humans, Female, Male, Middle Aged, Adult, Treatment Outcome, Germany, Aged, Reproducibility of Results, Cochlear Implants, Prosthesis Design, Sensitivity and Specificity, Equipment Failure Analysis, Hearing Loss, Conductive diagnosis, Hearing Loss, Conductive surgery, Hearing Loss, Conductive physiopathology, Hearing Loss, Conductive rehabilitation, Hearing Aids, Young Adult, Retrospective Studies, Translating, Bone Conduction physiology, Speech Perception
- Abstract
Background: The active transcutaneous, partially implantable osseointegrated bone conduction system Cochlear™ Osia® (Cochlear, Sydney, Australia) has been approved for use in German-speaking countries since April 2021. The Osia is indicated for patients with conductive (CHL) or mixed hearing loss (MHL) with an average bone conduction (BC) hearing loss of 55 dB or less, or with single-sided deafness (SSD)., Objectives: The aim of this retrospective study was to investigate the prediction of postoperative speech recognition with Osia and to evaluate the speech recognition of patients with MHL and an aided dynamic range of less than 30 dB with Osia., Materials and Methods: Between 2017 and 2022, 29 adult patients were fitted with the Osia, 10 patients (11 ears) with CHL and 19 patients (21 ears) with MHL. MHL was subdivided into two groups: MHL‑I with four-frequency pure-tone average in BC (BC-4PTA) ≥ 20 dB HL and < 40 dB HL (n = 15 patients; 20 ears) vs. MHL-II with BC-4PTA ≥ 40 dB HL (n = 4 patients; 5 ears). All patients tested a bone conduction hearing device on a softband preoperatively. Speech intelligibility in quiet was assessed preoperatively using the Freiburg monosyllabic test unaided and with the test system and postoperatively with Osia. The maximum monosyllabic score (mEV) unaided and the monosyllabic score with the test system at 65 dB SPL were correlated with the postoperative monosyllabic score with Osia at 65 dB SPL., Results: Preoperative prediction of postoperative outcome with Osia was better using the mEV than the EV at 65 dB SPL with the test device on the softband. Postoperative EV was most predictive for patients with CHL and least predictive for patients with mixed hearing loss with 4PTA BC ≥ 40 dB HL. For the test device at softband, results tended to show the minimum achievable outcome and the mEV tended to predict the realistically achievable outcome., Conclusion: Osia can be used for the treatment of CHL and MHL within the indication limits. The average preoperative bone conduction hearing threshold also provides an approximate estimate of the postoperative EV with Osia, for which the most accurate prediction is obtained using the preoperative mEV. Prediction accuracy decreases from a BC-4PTA of ≥ 40 dB., (© 2023. The Author(s).)
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- 2024
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20. [The Operationalized Psychodynamic Diagnostic of Children and Adolescents (OPD-KJ-2) in Everyday Clinical Practice with the Plämobox: Applicability and Interrater Reliability].
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Juen F, Reiffen-Züger B, Lehmhaus D, Prentl S, Moisl S, Züger M, Rexroth I, Marton MA, and Maurer MH
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- Humans, Child, Male, Female, Reproducibility of Results, Adolescent, Manuals as Topic, Personality Assessment statistics & numerical data, Conflict, Psychological, Psychoanalytic Therapy, Psychometrics statistics & numerical data, Observer Variation, Mental Disorders diagnosis, Mental Disorders psychology
- Abstract
The Operationalized Psychodynamic Diagnostic of Children and Adolescents (OPD-KJ-2) in Everyday Clinical Practice with the Plämobox: Applicability and Interrater Reliability Abstract: Objective: The OPD-CA2 manual for assessing psychodynamic aspects in children and adolescents is well established in clinical practice. However, publications regarding its reliability and validity are limited to (1) adolescents, (2) the structure of the first version of the manual and not to the comprehensive revision of the OPD-CA2, (3) the axes "structure" and (partly) "conflict" but not the axis "relationship," and (4) missing applicability in everyday clinical practice. Methodology: The present study comprised 42 children aged 6-12 years (age level 2 of the OPD-CA2), with and without mental illness, and assessed them using two randomly assigned raters. We assessed them using a low-structured diagnostic symbol game with miniature figurines and objects based on videotapes. We also tested the interrater reliability of the OPD-CA2 axes. Results: The overall assessment of structure and the assessment of the four subdimensions succeeded with good to very good agreement. We could also determine the presence of relevant conflict dynamics with very high agreement, while not recognizing specific conflicts in the clinical sample. Our assessment of the items of the relationship axis shows a low level of agreement. Conclusions: Overall, we can confirm the reliability of the OPD-CA2 for everyday clinical assessment in the younger age groups. Finally, we discuss which factors contribute to the heterogeneous picture.
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- 2024
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21. [Importance of aspirin challenges in patients with NSAID-exacerbated respiratory disease].
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Förster-Ruhrmann U and Olze H
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- Humans, Sensitivity and Specificity, Sinusitis chemically induced, Sinusitis diagnosis, Reproducibility of Results, Drug Hypersensitivity diagnosis, Evidence-Based Medicine, Rhinitis chemically induced, Rhinitis diagnosis, Bronchial Provocation Tests, Nasal Provocation Tests methods, Aspirin adverse effects, Anti-Inflammatory Agents, Non-Steroidal adverse effects, Asthma, Aspirin-Induced diagnosis
- Abstract
Background: Nonsteroidal anti-inflammatory drug-exacerbated respiratory disease (N-ERD) is often characterized by a severe course of chronic rhinosinusitis with nasal polyps (CRSwNP), comorbid asthma, and NSAID hypersensitivity. The gold standard for N-ERD diagnosis is challenge with acetylsalicylic acid (ASA). In expert recommendations, the diagnosis of N-ERD is established based on a plausible positive history of NSAID hypersensitivity and CRSwNP with asthma., Objective: The following review describes the performance of ASA challenges and their sensitivity and specificity. It also examines the extent to which a positive history of NSAID hypersensitivity correlates with ASA challenge results in clinical trials and when ASA challenges should be performed., Results and Conclusion: ASA challenges have high sensitivity and specificity. In clinical ASA challenge studies, there is a high concordance between a positive history of NSAID hypersensitivity obtained by rhinologists and the measured data of ASA challenge in patients with CRSwNP and comorbid asthma. Therefore, ASA challenge is primarily indicated in patients with an unclear history of NSAID hypersensitivity., (© 2024. The Author(s), under exclusive licence to Springer Medizin Verlag GmbH, ein Teil von Springer Nature.)
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- 2024
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22. [Speech discrimination with separated signal sources and sound localization with speech stimuli : Learning effects and reproducibility].
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Buth S, Baljić I, Mewes A, and Hey M
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- Humans, Reproducibility of Results, Female, Adult, Male, Young Adult, Sensitivity and Specificity, Speech Reception Threshold Test methods, Acoustic Stimulation methods, Speech Discrimination Tests methods, Sound Localization physiology, Speech Perception physiology, Noise
- Abstract
Background: Binaural hearing enables better speech comprehension in noisy environments and is necessary for acoustic spatial orientation. This study investigates speech discrimination in noise with separated signal sources and measures sound localization. The aim was to study characteristics and reproducibility of two selected measurement techniques which seem to be suitable for description of the aforementioned aspects of binaural hearing., Materials and Methods: Speech reception thresholds (SRT) in noise and test-retest reliability were collected from 55 normal-hearing adults for a spatial setup of loudspeakers with angles of ± 45° and ± 90° using the Oldenburg sentence test. The investigations of sound localization were conducted in a semicircle and fullcircle setup (7 and 12 equidistant loudspeakers)., Results: SRT (S
-45 N45 : -14.1 dB SNR; S45 N-45 : -16.4 dB SNR; S0 N90 : -13.1 dB SNR; S0 N-90 : -13.4 dB SNR) and test-retest reliability (4 to 6 dB SNR) were collected for speech intelligibility in noise with separated signals. The procedural learning effect for this setup could only be mitigated with 120 training sentences. Significantly smaller SRT values, resulting in better speech discrimination, were found for the test situation of the right compared to the left ear. RMS values could be gathered for sound localization in the semicircle (1,9°) as well as in the fullcircle setup (11,1°). Better results were obtained in the retest of the fullcircle setup., Conclusion: When using the Oldenburg sentence test in noise with spatially separated signals, it is mandatory to perform a training session of 120 sentences in order to minimize the procedural learning effect. Ear-specific SRT values for speech discrimination in noise with separated signal sources are required, which is probably due to the right-ear advantage. A training is recommended for sound localization in the fullcircle setup., (© 2024. The Author(s).)- Published
- 2024
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23. [Schätzung der Wirksamkeit der Grippeimpfung anhand von Sekundärdaten: Eine Kohortenstudie und Propensity-Score-Matching-Analyse von Leistungsdaten aus Baden-Württemberg].
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Wicke F, Lorenz E, and Pokora RM
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- Humans, Germany epidemiology, Male, Female, Middle Aged, Adult, Aged, Adolescent, Young Adult, Cohort Studies, Aged, 80 and over, Hospitalization statistics & numerical data, Vaccine Efficacy statistics & numerical data, Treatment Outcome, Age Distribution, Sex Distribution, Reproducibility of Results, Influenza, Human prevention & control, Influenza, Human epidemiology, Influenza Vaccines administration & dosage, Propensity Score
- Abstract
Ziel war es die Wirksamkeit der Influenza-Impfung (VE) für die Grippesaison 2014/2015 auf Grundlage von Routinedaten aus Krankenkassendatensatz zu schätzen und zu replizieren. Zusätzlich sollten methodische Aspekte untersucht werden. Es wurden Abrechnungsdaten von 2,64 Millionen Versicherten der AOK Baden-Württemberg mit dortigem Wohnsitz ab 15 Jahren analysiert. Basierend auf Abrechnungsdaten für die Influenza-Impfung 2014, wurden die Teilnehmer als ungeimpft oder geimpft klassifiziert. Kovariablen, die den Zusammenhang zwischen Impfung und Influenzainfektion beeinträchtigen könnten, wurden berücksichtigt. Hierzu gehörten Alter, Geschlecht, Wohnort sowie Kovariablen, die auf den Gesundheitszustand und die Inanspruchnahme von Gesundheitsdienstleistungen hinweisen. Der primäre Endpunkt war ein Krankenhausaufenthalt wegen Influenza während der Grippesaison 2015. Zu den sekundären Endpunkten gehörten unter anderem Krankenhausaufenthalte wegen Lungenentzündung und die Gesamtmortalität. Um eine vergleichbare Gruppe von geimpften und ungeimpften Teilnehmern zu ermitteln, wurde ein Propensity-Score-Matching (PSM) durchgeführt. Es wurde eine Bias-Analyse durchgeführt, bei der die VE vor und nach der Grippesaison geschätzt wurde, also zu Zeitpunkten, in denen angenommen wurde, dass die Influenza nicht in der Bevölkerung zirkulierte und die Impfung nicht wirken konnte. Insgesamt konnten 839.706 Teilnehmer 1:1 gematcht werden. Die geschätzte VE (basierend auf Influenza bedingten Krankenhausaufenthalten) betrug 27% [95%Konfidenzintervall (KI): 17%; 36%], was der Schätzung des RKI für dieselbe Saison (27% [95%KI: -1%; 47%]) entspricht. Die Bias-Analyse zeigte, dass das Ergebnis teilweise durch residuale Konfundierung erklärt werden kann, was zu einer potenziellen Überschätzung des zugrunde liegenden Effekts führt. Die Ergebnisse der sekundären Endpunkte zeigten ähnliche Ergebnisse, obwohl sie wahrscheinlich in höherem Maße durch residuale Konfundierung bedingt sind. Zusammenfassend zeigt sich, dass (1) sekundäre Daten der deutschen Krankenkassen verwendet werden können, um plausible VE-Schätzungen abzuleiten, und dass (2) das PSM eine nützliche und transparente Methode zur Ableitung dieser Schätzungen ist. Darüber hinaus ist (3) residuale Konfundierung ein relevantes Problem in Beobachtungsstudien zu VE und (4) Bias-Analysen vor- und nach der Grippesaison sind eine wesentliche Ergänzung für die Interpretation der Ergebnisse., Competing Interests: The authors declare that they have no conflict of interest., (The Author(s). This is an open access article published by Thieme under the terms of the Creative Commons Attribution-NonDerivative-NonCommercial-License, permitting copying and reproduction so long as the original work is given appropriate credit. Contents may not be used for commercial purposes, or adapted, remixed, transformed or built upon. (https://creativecommons.org/licenses/by-nc-nd/4.0/).)
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- 2024
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24. [The correct tibial slope? Comparison of measuring methods].
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Tylla AHR, Tylla D, Lahm M, Mauerer J, Stangl R, and Doro A
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- Humans, Female, Male, Adult, Reproducibility of Results, Middle Aged, Sensitivity and Specificity, Aged, Young Adult, Tibia diagnostic imaging, Tibia physiology
- Abstract
Introduction: From a biomechanical point of view, the tibial slope plays a significant role in relation to the loading of the ligament structures in the knee joint. Currently, there are various methods of measurement for the tibial slope, which makes it difficult to compare the measurement results obtained. These differences can be decisive factors for the indication and the extent respectively of the correction of the tibial slope. The aim of this work is to present the differences in results between the measurement methods, and to compare these with the posterior tibial slope (PTS)., Methods: By means of a comparative analysis, six measurement techniques for the tibial slope were examined. Using six parameters (correlation coefficient, range, deviation of the average slope value, correction coefficient, difference in the corrected measurements, range of the corrected measurements), these results were compared with the PTS. In this prospective study, the PTS was measured in 107 (49 male, 58 female, age 42.6 ± 23.4 years) strictly lateral plain radiological projections of the tibia with the talocrural joint in comparison with the measurement methods according to Han, Brazier, Moore and Harvey, Pietrini and LaPrade and a supratuberosity measurement., Results: The posterior slope was observed at a mean value of 6.9° (± 8.6°). Compared with the PTS, tibial slope values were increased in 55.5 % of all measurements examined and decreased in 42.4 %. In 2 % the values were identical to those of PTS. The deviations observed were significant at up to +2.9° (± 1.7°) and -2.3° (± 1.5°) respectively in comparison with the measured PTS (p < 0.001). 25.9 % of the results showed a slope value more than 2°too high and 17.6 % one less than -2° too low. Thus, in 43 % of the results clinically relevant results that were too high or too low were observed for the tibial slope compared with the PTS (p < 0.001). The correlation analyses showed very high linear connections with PTS (p < 0.001) for all methods, from r
2 = 0.88 (in Moore and Harvey) up to r2 = 0.98 (in Han). The ranges varied between 13.90° (Moore and Harvey) and 18.30° (Han)., Conclusion: Depending on the measurement method, the slope values obtained should be individually evaluated, in order to draw the correct clinical conclusions. In principle, the radiological assessment of the whole lower leg is essential, so that concomitant pathologies in the area of the entire tibia can be detected. In everyday clinical practice, the measurement according to Han et al., and thus a shorter X‑ray projection, makes it possible to draw optimal conclusions about the PTS. LOE: Prospective diagnostic study, Level II., (© 2024. The Author(s), under exclusive licence to Springer Medizin Verlag GmbH, ein Teil von Springer Nature.)- Published
- 2024
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25. [Development and Internal Validation of Case Definitions for Prevalence Estimation of Microvascular Complications of Diabetes in Routine Data].
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Reitzle L, Köster I, Tuncer O, Schmidt C, and Meyer I
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- Humans, Prevalence, Male, Female, Middle Aged, Aged, Germany epidemiology, Adult, Diabetic Neuropathies epidemiology, Diabetic Neuropathies diagnosis, Diabetic Angiopathies epidemiology, Diabetic Angiopathies diagnosis, International Classification of Diseases, Reproducibility of Results, Young Adult, Diabetic Foot epidemiology, Diabetic Foot diagnosis, Aged, 80 and over, Adolescent, Diabetic Retinopathy epidemiology, Diabetic Retinopathy diagnosis
- Abstract
Background: Surveillance of diabetes requires up-to-date information on the prevalence of diabetes and its complications over time. For this purpose, statutory health insurance (SHI) data is being increasingly used, as the data is available in a timely fashion and case numbers enable detailed estimates also of diabetes complications. The aim of the present study was the development and internal validation of case definitions for the prevalence estimation of diabetic retinopathy (DRP), diabetic polyneuropathy (DPN) and diabetic foot syndrome (DFS)., Methods: Persons with diabetes differentiated by type 1, type 2, and other diabetes in an age- and sex-stratified sample of persons insured by Barmer SHI in 2018 (n=72,744) comprised the study popuation. Based on the central ICD codes for microvascular complications (DRP: H36.0; DPN: G63.2; DFS: E1X.74/.75), case definitions were developed including additional ICD codes for complications without direct diabetes reference. Subsequently, the case definitions were internally validated. For the validation, coding in the inpatient setting (m1S) or repeatedly in the outpatient setting (m2Q) as well as coding of specific procedures (EBM, OPS) and drug prescriptions or by relevant specialists were considered. Additionally, we analysed the documentation of the diagnoses in the previous years., Results: In 2018, the prevalence of the central ICD codes was 8.4% for DRP (H36.0), 18.9% for DPN (G63.2) and 13.4% for DFS (E1X.74/.75). After inclusion of additional ICD codes in the case definition, prevalence increased significantly for DRP (9.6%) and DPN (20.7%), and barely for DFS (13.5%). Internal validation confirmed the majority of diagnoses (DRP: 96.7%; DPN: 96.5% DFS: 95.8%) and m2Q represented the most relevant criterion. When up to four previous years were considered, prevalences were up to 30% higher for DPN and DFS and up to 64% higher for DRP., Conclusion: The inclusion of additional ICD codes in the case definition of microvascular complications of diabetes appears meaningful, as this increases the sensitivity of the prevalence estimate. Internal validation suggests that the documented diagnoses are plausible. However, not all diagnoses are documented annually, leading to an underestimation of the prevalence using a cross-sectional study design of one year., Competing Interests: Die Autorinnen/Autoren geben an, dass kein Interessenkonflikt besteht., (Thieme. All rights reserved.)
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- 2024
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26. [Assessing Relationship Satisfaction with Four Items? Psychometric Evaluation of the Ultra-short German Version of the Dyadic Adjustment Scale (DAS-4)].
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Lübke L, Flemming E, Müller S, Brähler E, Fegert JM, and Spitzer C
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- Humans, Female, Male, Adult, Middle Aged, Germany, Young Adult, Reproducibility of Results, Surveys and Questionnaires, Aged, Adolescent, Psychometrics, Personal Satisfaction, Interpersonal Relations
- Abstract
The quality of an individual's relationship plays a central role in their personal well-being as well as their mental and physical health. Despite its great importance, there are only a few ultra-short self-report measures for the assessment of relationship quality. An exception is the four-item version of the Dyadic Adjustment Scale (DAS-4), which is gaining increasing popularity internationally. In this study, the German version of the DAS-4 was evaluated for the first time with regard to its psychometric properties in a general population sample of individuals in a romantic relationship (N=1296). In addition to satisfactory item characteristics, the unidimensional measurement model showed sufficient goodness of fit and the internal consistency was satisfactory (ω=0.80). Measurement invariance was shown for men and women based on the latent construct of the DAS-4. In line with the hypothesis, associations of the DAS-4 with gender, general life satisfaction, psychopathology and attachment styles were found, which suggests construct validity. Despite the lack of application experiences and pending psychometric analyses of the DAS-4 in relevant target groups, such as individuals in couples counselling or therapy, the four-item version can be recommended for assessing relationship satisfaction., Competing Interests: Die Autorinnen/Autoren geben an, dass kein Interessenkonflikt besteht., (Thieme. All rights reserved.)
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- 2024
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27. Postoperative RNFL-Changes after Successful Trabeculectomy: 2-Year Outcomes.
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Bormann C, Busch C, Rehak M, Scharenberg CT, Furashova O, Ziemssen F, and Unterlauft JD
- Subjects
- Humans, Male, Female, Middle Aged, Treatment Outcome, Aged, Intraocular Pressure physiology, Retrospective Studies, Nerve Fibers pathology, Visual Acuity, Longitudinal Studies, Reproducibility of Results, Trabeculectomy methods, Tomography, Optical Coherence, Glaucoma, Open-Angle surgery, Glaucoma, Open-Angle physiopathology, Retinal Ganglion Cells pathology
- Abstract
Background: The most important tool in glaucoma therapy is to lower the intraocular pressure to slow down the apoptosis of retinal ganglion cells. Trabeculectomy (TE) is considered the gold standard in glaucoma surgery. The aim of this study was to analyse the postoperative changes in retinal nerve fibre layer (RNFL) using optical coherence tomography (OCT) after TE., Material and Methods: We examined 40 patients naïve to prior glaucoma surgery retrospectively, who received a TE for medically uncontrolled primary open-angle glaucoma (POAG). Intraocular pressure (IOP), IOP-lowering medication, mean deviation of perimetry, visual acuity and peripapillary RNFL-thickness using OCT were evaluated during the first 24 month after TE., Results: In total 40 eyes from 40 patients were treated with TE. Mean IOP decreased from 25.0 ± 0,9 to 13.9 ± 0.6 (p < 0.01), and the mean number of IOP-lowering eye drops from 3.3 ± 0.2 to 0.5 ± 0.2 (p < 0.01). Visual acuity and mean deviation in perimetry remained stable while mean global RNFL-thickness decreased from 67.8 ± 2.9 to 63.7 ± 2.9 (p < 0.01) and 63.4 ± 2.9 µm (p < 0.01) 12 and 24 months after TE., Conclusion: The TE is an effective method to reduce the IOD and the amount of IOP-lowering medication. Nevertheless, a significant further loss in RNFL thickness was observed in the first 12 months after TE. Thus, RNFL changes seem to stabilise only after a protracted period., Competing Interests: Focke Ziemssen erhielt Honorare von Biogen, Abbvie/Allergan, Alimera, Bayer Healthcare,Roche/Genentech, Acelyrin, Clearside, Kodiak, Sandoz, Apellis, Boehringer Ingelheim, Oxurion, Novartis, NovoNordisk, MSD Sharp & Dohme, Sanofi und Stada. Es bestehen keine relevanten potenziellen Konflikte im Zusammenhang mit der Studie./Focke Ziemssen has received fees from Biogen, Abbvie/Allergan, Alimera, Bayer Healthcare, Roche/Genentech, Acelyrin, Clearside, Kodiak, Sandoz, Apellis, Boehringer Ingelheim, Oxurion, Novartis, NovoNordisk, MSD Sharp & Dohme, Sanofi and Stada. There are no relevant potential conflicts in connection with the study., (Thieme. All rights reserved.)
- Published
- 2024
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28. Measurement of Intervertebral Disc Heights in the Lumbar Spine. Comparison of X-Ray and Magnetic Resonance Imaging, Method of Measurement and Determination of Inter-observer Reliability.
- Author
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Spahn G, Ramadani M, Günther S, Retzlaff C, Klemm HT, Meyer-Clement M, and Hofmann GO
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- Humans, Male, Female, Middle Aged, Adult, Reproducibility of Results, Aged, Sensitivity and Specificity, Young Adult, Radiography, Adolescent, Retrospective Studies, Aged, 80 and over, Lumbar Vertebrae diagnostic imaging, Magnetic Resonance Imaging methods, Intervertebral Disc diagnostic imaging, Observer Variation
- Abstract
Purpose: Retrospective radiological examination (X-ray and MRI) aims to investigate the diagnostic value of various methods of measurement with regard to the determination of the intervertebral disc heights of the lumbar spine., Methods: Of 130 patients without detectable damage to the intervertebral discs, the X-ray and MRI images of the lumbar spine were evaluated. The measurements were made either in the center line (Hurxthal) or in the 2-point method according to Dabbs or in the 3-point method according to Fyllos., Results: The average intervertebral disc height for all measured segments was 8.8 mm (SD 1.4 mm). In the Hurxthal measurement, the significantly (p < 0.001) highest values were measured with an average of 9.1 mm (SD 1.3 mm). The average readings for the Fyllos method were 7.5 mm (SD 1.2 mm) and according to Dabbs 6.7 mm (SD 1.2 mm). The measured values of Observer I were on average 1.2 mm (SD 0.3 mm) smaller than those of Observer II (p < 0.001). The highest interobserver correlation was found in the measurements in projection radiography in the AP method according to Dabbs and Fyllos. The measured values in men were 0.5 mm (SD 0.01 mm) larger than in women (p < 0.001), regardless of the method. The height of the intervertebral discs increases significantly until the age of 40, but beyond the age of 40, the height of the intervertebral discs either remains constant or falls off slightly, but not significantly. The lordosis angle of the lumbar spine and the concavity index of the vertebral bodies showed no correlation with the measured disc heights., Conclusions: The radiological measurements to determine the intervertebral disc height have only moderate reliability. The results of X-rays are superior to those of MRI examination. The most accurate results are provided by measurements based on exact landmarks of the vertebral bodies. The method according to Dabbs seems to be the most accurate at the moment. There is no clear age-atypical chondrosis in patients without intervertebral disc damage., Competing Interests: Die Autorinnen/Autoren geben an, dass kein Interessenkonflikt besteht., (Thieme. All rights reserved.)
- Published
- 2024
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29. [Kinesiophobia in shoulder disorders : Validation of the German version of the Tampa scale for kinesiophobia (TSK-GV)].
- Author
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Pagels L, Lüdtke K, and Schäfer A
- Subjects
- Humans, Male, Female, Adult, Middle Aged, Cross-Sectional Studies, Reproducibility of Results, Surveys and Questionnaires, Pain Measurement, Germany, Translating, Cross-Cultural Comparison, Disability Evaluation, Kinesiophobia, Phobic Disorders psychology, Phobic Disorders diagnosis, Shoulder Pain psychology, Shoulder Pain diagnosis, Psychometrics, Fear psychology
- Abstract
Background: With a prevalence of 7-30%, shoulder disorders form the third largest group of musculoskeletal complaints. Their formation and development is influenced by, e.g. psychological factors. The Tampa scale for kinesiophobia (TSK) is the most common measure for quantifying fear of movement., Objectives: To investigate the reliability and validity of the German version of the TSK (TSK-GV) in a shoulder pain population., Materials and Methods: Subjects with shoulder pain were included in a multicenter cross-sectional study. In addition to kinesiophobia, pain intensity, subjective impairment in daily life and fear-avoidance beliefs were recorded., Results: A total of 49 subjects (24 women and 25 men) with a mean age of 41.8 (SD = 12.8) were included. The descriptive evaluation at item level showed good internal consistency (Cronbach's α = 0.81). The homogeneity of the scale is poor (Loevinger's H = 0.35). The correlations did not show any clear convergence of the TSK-GV with the fear-avoidance beliefs questionnaire (FABQ) (r = 0.3501; p = 0.0137). The divergent validity was confirmed for both the numerical rating scale (NRS) (r = 0.1216; p = 0.4052) and the shoulder pain and disability index (SPADI) (r = 0.2571; p = 0.0745). The hypothesis testing resulted in 28.57% accepted hypotheses. There was a significant influence of the TSK-GV and the FABQ on the duration of complaints (R
2 = 0.3652; p ≤ 0.0001), as well as an explained variance of the duration of complaints on the TSK-GV of R2 = 0.1834 (p = 0.0021). The subgroup analysis showed a significantly higher degree of kinesiophobia in male subjects (t = 3.8084/df = 47; p = 0.0002)., Conclusion: The TSK-GV is a reliable measurement tool. The construct validity should be further investigated in future studies. This study shows comparable values to previous studies in other populations. The TSK-GV is to date the only validated German language measure for recording fear of movement in shoulder disorders and shows an acceptable fit for this population., (© 2022. The Author(s).)- Published
- 2024
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30. [Characterization of atrial fibrillation burden using wearables].
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Betz K, Linz D, Duncker D, and Hillmann HAK
- Subjects
- Humans, Equipment Design, Sensitivity and Specificity, Reproducibility of Results, Diagnosis, Computer-Assisted, Evidence-Based Medicine, Equipment Failure Analysis, Atrial Fibrillation diagnosis, Atrial Fibrillation therapy, Wearable Electronic Devices, Electrocardiography, Ambulatory instrumentation
- Abstract
The characterization of atrial fibrillation (AF) according to current guidelines categorically refers to the differentiation between paroxysmal, persistent, and permanent AF. A more precise characterization of AF, including the evaluation of AF burden, is playing an increasingly significant role in both scientific research and clinical practice. Digital devices, especially those with the capability of passive (semi-)continuous recording, can contribute to a more accurate quantification of AF burden. Particularly in patients with an already established diagnosis of AF, the evaluation of AF burden can be used to monitor the success of antiarrhythmic therapy including antiarrhythmic drugs or pulmonary vein isolation. However, important questions remain unanswered: In addition to a uniform, evidence-based definition of AF burden, clinically relevant cut-offs for AF burden and resulting therapeutic consequences (e.g., subclinical AF) need to be elaborated. Furthermore, the establishment and evaluation of care structures for assessing and integrating AF burden in clinical care, especially by incorporating data from wearable medical devices, should take place., (© 2024. The Author(s).)
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- 2024
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31. [Sensitivity and specificity of the PHQ-9 for identifying suicidality in medical rehabilitation].
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Sternberg A, Bethge M, Ober J, Weier L, and Benninghoven D
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- Humans, Male, Female, Germany epidemiology, Middle Aged, Reproducibility of Results, Prevalence, Mass Screening, Aged, Adult, Risk Assessment, Suicide psychology, Patient Health Questionnaire, Sensitivity and Specificity, Suicidal Ideation, Psychometrics
- Abstract
Purpose: Suicidality is rarely assessed in patients treated in German rehabilitation centers, although individuals with physical and mental impairments have an increased risk for suicidality. The item 9 of the 9-item depression module of the Patient Health Questionnaire (PHQ-9) asks about the desire to be dead or to harm oneself and could be used as a possible screening for suicidality. The Columbia Suicide Severity Rating Scale (C-SSRS) is a standardized interview to assess suicidality. We assessed the prevalence of suicidality in orthopedic and cardiac rehabilitation using the C-SSRS and the PHQ-9, examined the diagnostic accuracy of the item 9 of the PHQ-9 and of the PHQ-9 total score for identifying suicidality and surveyed the acceptance of the suicidality assessment by the rehabilitants., Methods: Study participants were screened with the PHQ-9 and subsequently interviewed using C-SSRS. Sensitivity and specificity of the item 9 of the PHQ-9 and the PHQ-9 total score were tested for the presence of suicidality assessed with the C-SSRS and in a sensitivity analysis for the presence of nonspecific active suicidal ideation (item 2 of the C-SSRS). We calculated the area under the curve (AUC) to predict the ability of the PHQ-9 to discriminate between individuals with and without acute suicidality. Screening and interview were evaluated by the rehabilitants., Results: Among 405 study participants, the prevalence of acute suicidality measured by the C-SSRS was 0.5%. 4% reported nonspecific active suicidal ideation on the C-SSRS. 10.4% reported suicidal ideation on item 9 of the PHQ-9. The sensitivity of item 9 and the PHQ-9 total score for identifying acute suicidality was only 50.0% (95% CI: 1.3% to 98.7%). However, item 9 was sensitive (81.3%, 95% CI: 54.4% to 96.0%) and specific (92.5%, 95% CI: 89.5% to 95.0%) for identifying nonspecific active suicidal ideation. Estimators for sensitivity were highly uncertain because of the low prevalence of acute suicidality. Addressing suicidality was rated as useful and helpful by study participants., Conclusion: If the response to item 9 is positive, the immediate risk of suicide is low. However, PHQ-9 is suitable for identifying patients with non-specific suicidal thoughts. A conspicuous score on the item 9 of the PHQ-9 should be further clarified by a psychotherapist., Competing Interests: Jona Ober, Lisa Weier und Dieter Benninghoven sind bzw. waren Mitarbeiter*innen der Mühlenbergklinik Holsteinische Schweiz. Die anderen Autor*innen geben an, dass kein Interessenkonflikt besteht., (Thieme. All rights reserved.)
- Published
- 2024
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32. [Effects of Susac syndrome on the central vascular structure of the retina-An optical coherence tomography angiography study].
- Author
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Storp JJ, Englmaier VA, Zimmermann JA, Eter N, Lahme L, and Alnawaiseh M
- Subjects
- Humans, Male, Female, Adult, Middle Aged, Case-Control Studies, Reproducibility of Results, Sensitivity and Specificity, Tomography, Optical Coherence methods, Retinal Vessels diagnostic imaging, Retinal Vessels pathology, Susac Syndrome diagnostic imaging, Susac Syndrome pathology, Fluorescein Angiography methods
- Abstract
Background: Susac syndrome (SS) describes an endotheliopathy of vessels in the central nervous system. Retinal involvement plays a central role in the manifestation of the disease., Objective: This case-control study investigated the macular microvasculature in patients with chronic SS compared to controls using optical coherence tomography angiography (OCTA)., Material and Methods: 12 eyes of 12 patients with SS were compared with age-matched healthy control subjects with regard to their OCT angiographic parameters. The flow density (FD) of different macular layers, foveal avascular zone (FAZ) parameters and central retinal thickness and volume values were compared between the two groups., Results: The FD of the choriocapillaris was reduced in Susac patients compared to healthy controls. The FD values of the superficial and deep capillary plexus of the inner retina, parameters of the FAZ as well as central retinal thickness and volume showed no significant differences between the two groups., Discussion: Treated chronic SS does not appear to significantly affect the vascular and structural composition of the central inner retina; however, differences in the choriocapillaris indicate changes in deeper, highly vascularized capillary layers., (© 2024. The Author(s).)
- Published
- 2024
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33. 7 T MRI of the Cervical Neuroforamen: Assessment of Nerve Root Compression and Dorsal Root Ganglia in Patients With Radiculopathy.
- Author
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Feuerriegel GC, Marth AA, Germann C, Wanivenhaus F, Nanz D, and Sutter R
- Subjects
- Humans, Female, Middle Aged, Male, Prospective Studies, Reproducibility of Results, Imaging, Three-Dimensional methods, Nerve Compression Syndromes diagnostic imaging, Spinal Nerve Roots diagnostic imaging, Spinal Nerve Roots pathology, Adult, Aged, Radiculopathy diagnostic imaging, Magnetic Resonance Imaging methods, Ganglia, Spinal diagnostic imaging, Cervical Vertebrae diagnostic imaging
- Abstract
Objectives: The aim of this study was to assess the diagnostic value of 3-dimensional dual-echo steady-state (DESS) magnetic resonance imaging (MRI) of the cervical spine at 7 T compared with 3 T in patients with cervical radiculopathy., Materials and Methods: Patients diagnosed with cervical radiculopathy were prospectively recruited between March 2020 and January 2023 before undergoing surgical decompression and received 3-dimensional DESS imaging at 3 T and 7 T MRI. Cervical nerve root compression and the dimensions of the dorsal root ganglia were assessed by 2 radiologists independently. Signal intensity, visibility of nerve anatomy, diagnostic confidence, and image artifacts were evaluated with Likert scales. The degree of neuroforaminal stenosis was assessed on standard clinical 3 T scans. Statistics included the analysis of the diagnostic accuracy and interreader reliability. The Wilcoxon signed rank test was used to assess differences between the groups., Results: Forty-eight patients (mean age, 57 ± 12 years; 22 women) were included in the study with the highest prevalence of severe neuroforaminal stenosis observed at C6 (n = 68) followed by C7 (n = 43). Direct evaluation of nerve root compression showed significantly higher diagnostic confidence and visibility of cervical nerve rootlets, roots, and dorsal root ganglia on 7 T DESS than on 3 T DESS (diagnostic confidence: P = 0.01, visibility: P < 0.01). Assessment of nerve root compression using 7 T DESS allowed more sensitive grading than standard clinical MRI ( P < 0.01) and improved the performance in predicting sensory or motor dysfunction (area under the curve combined: 0.87)., Conclusions: 7 T DESS imaging allows direct assessment of cervical nerve root compression in patients with radiculopathy, with a better prediction of sensory or motor dysfunction than standard clinical MRI. Diagnostic confidence and image quality of 7 T DESS were superior to 3 T DESS., Competing Interests: Conflicts of interest and sources of funding: none declared., (Copyright © 2023 The Author(s). Published by Wolters Kluwer Health, Inc.)
- Published
- 2024
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34. Forensische DNA-Methylierungsanalyse: Erster, technischer Ringversuch der Arbeitsgruppe „Molekulare Altersschätzung" der Deutschen Gesellschaft für Rechtsmedizin.
- Author
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Holländer, Olivia, Schwender, Kristina, Böhme, Petra, Fleckhaus, Jan, Haas, Cordula, Han, Yang, Heidorn, Frank, Klein-Unseld, Rachel, Lichtenwald, Julia, Naue, Jana, Neubauer, Jacqueline, Poetsch, Micaela, Schneider, Peter M., Wagner, Wolfgang, Vennemann, Marielle, and Arbeitsgemeinschaft Molekulare Altersschätzung der Deutschen Gesellschaft für Rechtsmedizin (DGRM)
- Abstract
Copyright of Rechtsmedizin is the property of Springer Nature and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
- Published
- 2021
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35. [Reliability of peer review-like dialogue in the German statutory quality assurance program].
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Boywitt D, Kähler M, Bungard S, Höhle M, and Rauh J
- Subjects
- Germany, Humans, Reproducibility of Results, Benchmarking standards, Peer Review standards, Quality Assurance, Health Care standards, Quality Indicators, Health Care standards, National Health Programs standards, Peer Review, Health Care standards
- Abstract
Background: Quality measurement in the German statutory program for quality in health care follows a two-step process. For selected areas of health care, quality is measured via performance indicators (first step). Providers failing to achieve benchmarks in these indicators subsequently enter into a peer review process (second step) and are asked by the respective regional authority to provide a written statement regarding their indicator results. The statements are then evaluated by peers, with the goal to assess the provider's quality of care. In the past, similar peer review-based approaches to the measurement of health care quality in other countries have shown a tendency to lack reliability. So far, the reliability of this component of the German statutory program for quality in health care has not been investigated., Method: Using logistic regression models, the influence of the respective regional authority on the peer review component of health care quality measurement in Germany was investigated using three exemplary indicators and data from 2016., Results: Both the probability that providers are asked to provide a statement as well as the results produced by the peer review process significantly depend on the regional authority in charge. This dependence cannot be fully explained by differences in the indicator results or by differences in case volume., Conclusions: The present results are in accordance with earlier findings, which show low reliability for peer review-based approaches to quality measurement. Thus, different results produced by the peer review component of the quality measurement process may in part be due to differences in the way the review process is conducted. This heterogeneity among the regional authorities limits the reliability of this process. In order to increase reliability, the peer review process should be standardized to a higher degree, with clear review criteria, and the peers should undergo comprehensive training for the review process. Alternatively, the future peer review component could be adapted to focus rather on identification of improvement strategies than on reliable provider comparisons., (Copyright © 2024. Published by Elsevier GmbH.)
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- 2024
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36. [First classification criteria for diseases caused by calcium pyrophosphate deposition (CPPD)-Translation, explanation and assessment].
- Author
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Braun J, Krekeler M, and Kiltz U
- Subjects
- Humans, Germany, Reproducibility of Results, Translating, Rheumatology standards, Calcium Pyrophosphate metabolism, Terminology as Topic, Diagnosis, Differential, Chondrocalcinosis classification, Chondrocalcinosis diagnosis, Sensitivity and Specificity
- Abstract
Aim: For diseases caused by calcium pyrophosphate deposition (CPPD), validated classification criteria were previously lacking. In this article the recently developed and validated classification criteria are translated, explained, and assessed., Methods: In recent years a multinational research group developed classification criteria for CPPD disease with the support by the European Alliance of Associations for Rheumatology (EULAR) and the American College of Rheumatology (ACR), following an established method. The developed criteria were finally validated in an independent cohort. The translation and annotation of the new first classification criteria were carried out in an iterative procedure in consensus with the authors., Results: The presence of a crowned dens syndrome or calcium pyrophosphate crystals in the synovial fluid in patients with pain, swelling or sensitivity of the joints (entry criterion) is sufficient for the classification as CPPD disease, where the symptoms cannot be completely explained by another rheumatic disease (exclusion criterion). If these symptoms are not present, a count of more than 56 points based on weighted criteria comprised of clinical features and the results of laboratory and imaging investigations can be included for classification as a CPPD disease. These criteria had a sensitivity of 92.2% and a specificity of 87.9% in the derivation cohorts (190 CPPD cases and 148 mimics), whereas the sensitivity was 99.2% and the specificity 92.5% in the validation cohorts (251 CPPD cases and 162 mimics)., Conclusion: The ACR/EULAR classification criteria 2023 of a CPPD disease will facilitate clinical research in this field. The use in the clinical routine will show how practical the criteria are., (© 2024. The Author(s).)
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- 2024
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37. [Mild behavioral impairment checklist : English-German translation and feasibility study assessing its use in clinical practice].
- Author
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Dibbern P, Horsch J, Fiegl J, Eckl L, Finger T, Diermeier L, Deppe M, Schiekofer S, Langguth B, Ismail Z, and Barinka F
- Subjects
- Humans, Germany, Aged, Male, Female, Aged, 80 and over, Translating, Reproducibility of Results, Sensitivity and Specificity, Cognitive Dysfunction diagnosis, Cognitive Dysfunction psychology, Psychometrics, Checklist, Feasibility Studies
- Abstract
Background: The mild behavioral impairment (MBI) syndrome is defined by the emergence in later life of persistent neuropsychiatric symptoms. The MBI checklist (MBI-C) can be used for systematic detection and documentation of such symptoms., Objective: Development of a German version of the MBI‑C and assessment of its application in a clinical setting., Material and Methods: The MBI‑C was translated from English into German in collaboration with the main author of the original version, and its practical application was then tested on a study population (n = 21) in a gerontopsychiatric inpatient clinic. Patient compliance, understanding of questions, time effort, evaluation procedure and possible discrepancy between patient and family member evaluations were assessed., Results: The German translation of the original MBI‑C obtained certification as an official version and can be downloaded at https://mbitest.org . All 34 questions were fully completed by the study population, the level of understanding of questions was good, with the mean time effort being 16 min. In some cases, significant differences between patients' and family members' responses were found., Discussion: The presence of MBI may indicate the development of an otherwise presymptomatic neurodegenerative dementia syndrome. Hence, the MBI‑C could aid in the early detection of neurodegenerative dementia. By means of the translated version of the MBI‑C presented in this study, this hypothesis can now be tested in German-speaking countries., (© 2023. The Author(s).)
- Published
- 2024
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38. [Learning from Errors: Qualitative Analysis of Expert Reports on Malpractice in Family Medicine].
- Author
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Förster C, Lorenz G, Wilke M, Eissler M, Joos S, and Koch R
- Subjects
- Humans, Reproducibility of Results, Germany, Physician-Patient Relations, Medical Errors, Expert Testimony, Family Practice, Malpractice
- Abstract
Background: Expert committees of the German medical associations provide a free and out-of-court evaluation of putative cases of medical malpractice. They prepare reports that contain valuable information on process steps that precede the actual treatment error. The aim of the present study was to identify and systematically categorize individual process steps in the expert reports and thus to lay the foundations for the understanding of malpractice evaluation processes., Methods: In this study, ten randomly selected and anonymized expert reports of the Expert Committee for Questions of Medical Liability of the District Medical Association of South Württemberg with identified GP treatment errors were evaluated, using the method of qualitative content analysis. In an iterative process, central elements of expert reports were classified into a deductively and inductively built category system., Results: Six main categories with associated subcategories were identified: 1) structural aspects of the report, 2) doctor-patient communication, 3) medical course, 4) patient's experience, 5) action by the GP team, and 6) coordinative role in the health care system. The category system showed sufficient reliability with repeated use., Conclusion: This study offers an opportunity to learn from errors. The proposed system allows to structure the complexity of expert reports on GP malpractice and may thus serve as a tool in various contexts. In particular, it facilitates the preparation and comparative analysis of reports in a structured way. It could also be used in health care research as well as in education and training., Competing Interests: Die Autorinnen/Autoren geben an, dass kein Interessenkonflikt besteht., (Thieme. All rights reserved.)
- Published
- 2024
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39. The Reliability of Preoperative Total Knee Arthroplasty Planning -a Comparison of Two Calibration Markers.
- Author
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Grevenstein D, Oppermann J, Spies CK, Paul C, Eysel P, and Ott N
- Subjects
- Humans, Retrospective Studies, Reproducibility of Results, Calibration, Femur, Preoperative Care, Arthroplasty, Replacement, Knee, Arthroplasty, Replacement, Hip
- Abstract
Background: Preoperative templating is the gold standard in planning elective total knee arthroplasty. This retrospective study analyses preoperative templating by using two different calibration devices., Methods: Preoperative radiographic templating with TraumaCad using two different calibration devices was performed in 231 patients., Results: Overall, 60.6% (n = 140) did not match and 39.4% (n = 91) matched for tibial as well as femoral size. Group I showed significantly more combined matches as well as for just the size of the femoral component., Conclusions: In this study, the KingMark calibration should be preferred to standardised ball markers., Competing Interests: Die Autorinnen/Autoren geben an, dass kein Interessenkonflikt besteht., (Thieme. All rights reserved.)
- Published
- 2024
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40. [Scale for the assessment and rating of ataxia (SARA): translation and cultural adaptation to German-speaking areas].
- Author
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Silberbauer J, Schidl S, Diermayr G, Schmitz-Hübsch T, and Greisberger A
- Subjects
- Humans, Reproducibility of Results, Germany, Austria, Ataxia diagnosis, Surveys and Questionnaires, Physicians
- Abstract
Background/objective: The scale for the assessment and rating of ataxia (SARA) is a feasible assessment for the classification and evaluation of therapeutic interventions. In order to provide access to the SARA in German, the aim of this work was to translate the SARA into German and to adapt it according to international guidelines for German-speaking countries., Method: The process involved six steps. The comprehensibility of the scale was assessed using interviews with potential users., Results: A total of nine physiotherapists and six physicians working in various clinical settings were interviewed, seven of them worked in Germany and four each in Austria and Switzerland. The interviews led to a refined version of the translation. The comprehensibility testing revealed no country-specific differences., Conclusion: A German version of the SARA authorized by the co-author of the original publication, is now available. The results provide methodological insights into the translation process of observation-based standardized assessments., (© 2023. The Author(s).)
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- 2024
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41. Wie bewährt sich die Kaufman Assessment Battery for Children-II in der klinischen Anwendungspraxis? Befunde bei 7- bis 12-jährigen Kindern / How Does the Kaufman Assessment Battery for Children-II Stand the Test of Clinical Practice? Findings in 7- To 12-Year-Old Children.
- Author
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Renner G, Schroeder A, and Irblich D
- Subjects
- Child, Humans, Reproducibility of Results, Intelligence Tests, Psychometrics, Cognition, Intellectual Disability diagnosis
- Abstract
How Does the Kaufman Assessment Battery for Children-II Stand the Test of Clinical Practice? Findings in 7- To 12-Year-Old Children Reliability and validity of the KABC-II were investigated in 646 children aged 7 to 12 years who had been assessed in four social pediatric centers and one pediatric clinic in Germany due to developmental, behavioral, or emotional disorders.The reliability of the global scales Fluid-Crystallized-Index (FCI) and Mental Processing Index (MPI) proved to be very high in all age groups, with values ≥ .96. Reliability values for the scales were above .85 for Sequential/ Gsm and Delayed Recall, and above .90 for the other scales. Relatively higher test scores were found for Learning/Glr in children with intellectual disability than in other scales. Findings for discriminative validity for clinical diagnostic groups and educational backgrounds were as expected, with the lowest intelligence scores for children with intellectual disabilities.The correlation between FCI and the full scale IQ of the SON-R 2.-7 was .73 in a longitudinal subsample. Divergent validity for behavioral variables was confirmed in a subsample by low and nonsignificant correlations with the CBCL/6-18R. With some limitations, psychometric data indicate the suitability of the KABC-II for individual clinical assessment.
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- 2024
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42. [Capabilities for Physical Activity in Older People: Development and Testing of a Measurement Tool].
- Author
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Boyer L, Sauter A, and Loss J
- Subjects
- Humans, Aged, Reproducibility of Results, Germany, Research Design, Surveys and Questionnaires, Exercise, Life Style
- Abstract
Introduction: Based on Sen's capability approach, this study addresses the operationalization of capabilities for leading an active lifestyle. By assessing capabilities, processes of change can be mapped and the development of interventions to promote physical activity in different population groups, e. g., older adults, can be supported. However, no standardized German-language instrument for measuring physical activity-related capabilities is available to date., Methods: Building on an exploratory interview study (Sauter et al., 2019) that identified relevant physical activity-related capabilities in older adults, a standardized questionnaire with 41 items was designed. Two different question formulations were designed to query perceived capabilities for physical activity. The "think-aloud" method was conducted to validate the instrument. This involved recording all verbal comments made by participants while completing the questionnaire and conducting supplementary interviews for comprehensibility and applicability. The sample included 16 older adults (w=9, MW=66.3 years)., Results: Overall, respondents rated the instrument's usability and comprehensibility as good. For the questioning of perceived capabilities, the formulation "I have the possibility to..." was favored instead of "I perceive my personal opportunities as…". Difficulties in understanding and ambiguities were found in a few items. Thus, further changes were made to specify these questions with regard to unclear terms such as "walking paths"., Conclusion: The questionnaire seems to be suitable to asses perceived capabilities for leading an active lifestyle in older adults. The final questionnaire is available in English and in German. Further research is needed to test the applicability of the instrument in other population groups and verify objectivity, reliability and validity., Competing Interests: Die Autorinnen/Autoren geben an, dass kein Interessenkonflikt besteht., (Thieme. All rights reserved.)
- Published
- 2024
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43. [History of cardiac pacemaker therapy in Germany].
- Author
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Lemke B
- Subjects
- Humans, Reproducibility of Results, Heart Conduction System, Cardiac Pacing, Artificial, Germany, Pacemaker, Artificial
- Abstract
Cardiac pacemaker therapy began with successful stimulation of human hearts already in the first half of the 20th century. Complete implantation of a pacemaker by the cardiac surgeon Åke Senning on October 8, 1958 at the Karolinska Hospital in Stockholm is considered the actual birth of today's pacemaker therapy. The first pacemaker implantation in Germany was performed by Hans-Joachim Sykosch on October 6, 1961 at the Surgical Clinic of the University of Düsseldorf. Two years later, the first implantation in East Germany (GDR) was carried out by Friedrich Flemming on September 2, 1963 at the Charité in East Berlin. The first pacemaker manufactured in West Germany arrived on the market 1963; East Germany started device production in 1978. In 1974, pacemaker therapy in West Germany showed a 50% survival rate after 6.3 years compared to < 1 year with drug therapy. After initially using bare metal wires, pacemaker leads have significantly improved in both quality and reliability. Development culminated in the leadless pacemaker. Battery development led to a variety of inventions: rechargeable pacemakers, biogalvanic cells, bioenergy sources, nuclear generators and lithium batteries, the latter ultimately prevailed. In the beginning, only fixed-rate ventricular pacemakers were available. Subsequently, systems adapted to physiological requirements were developed: on-demand pacemakers, atrial-based pacing and rate-adaptive systems. However, it was not until the return to direct stimulation of the conduction system that truly physiological stimulation of the heart became possible., (© 2024. The Author(s).)
- Published
- 2024
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44. [Conventional and molecular diagnostics in onychomycosis-part 2 : Molecular identification of causative dermatophytes by polymerase chain reaction and sequence analysis of the internal transcribed spacer region of ribosomal DNA].
- Author
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Mehlhorn C, Uhrlaß S, Klonowski E, Krüger C, Paasch U, Simon JC, and Nenoff P
- Subjects
- Humans, Middle Aged, Aged, Trichophyton genetics, DNA, Ribosomal, Pathology, Molecular, Reproducibility of Results, Polymerase Chain Reaction methods, DNA, Fungal genetics, Microscopy, Fluorescence, Sequence Analysis, Onychomycosis diagnosis, Arthrodermataceae genetics
- Abstract
Dermatophyte identification using traditional methods such as optics-based direct fluorescence microscopy and culture is nowadays supplemented by molecular biological methods. The validity of dermatophyte DNA detection with direct uniplex-polymerase chain reaction-enzyme immunoassay (PCR-EIA) in nail samples was proven by sequence analysis of the ribosomal internal transcribed spacer (ITS) region. A total of 108 dermatophytes, isolated from patients with onychomycosis, were positive for Trichophyton rubrum (TR) and Trichophyton interdigitale (TI) in culture and/or uniplex-PCR-EIA. Conventional methods for dermatophyte identification were complemented by direct uniplex-PCR-EIA and sequence analysis of the ribosomal ITS region (18S rRNA, ITS1, 5.8S rRNA, ITS2, 28S rRNA). Of 108 patients (average age 62, median age 73), 56 showed cultural growth with 31 of them being identified as TR and 23 as TI. There was high agreement with the sequence analysis. Surprisingly, the pathogen of a single nail sample was identified as T. quinckeanum (formerly T. mentagrophytes sensu stricto), a rare zoophilic dermatophyte in Germany. A single TI strain turned out to be a misidentified T. tonsurans based on the sequence analysis. In all, 34 of the 52 specimens lacking cultural growth were detected by PCR as TR, and 18 specimens could be identified as TI. The results of dermatophyte identification of culture-negative nail samples were also in agreement with the results of sequence analysis. Molecular biological methods are well applicable, and they show high reliability for direct dermatophyte identification in nail samples without prior cultivation. Especially for nail samples without cultural growth, PCR-based dermatophyte identification was highly specific and sensitive., (© 2023. The Author(s), under exclusive licence to Springer Medizin Verlag GmbH, ein Teil von Springer Nature.)
- Published
- 2024
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45. [Reference values for isometric strength tests].
- Author
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Schröder J and Reer R
- Subjects
- Adult, Female, Humans, Adolescent, Young Adult, Male, Reproducibility of Results, Reference Values, Cross-Sectional Studies, Muscle, Skeletal, Isometric Contraction
- Abstract
Background: In the environment of orthopaedic rehabilitation, isometric strength testing is part of the monitoring in order to document the success of the therapy. For clinical applications, reference values, or at least orientation benchmarks, are needed for every single device, because of serious concerns for direct inter-device comparisons. According to functional ratios, there is only little literature covering comparability concerns. This study aimed to demonstrate reference values for two strength diagnosis systems for trunk and knee-joint flexion and extension as well as resulting functional ratios along with analyses of reproducibility and vice-versa comparisons., Materials and Methods: In a cross-sectional design, reference values (M, SD, Median, IQR, 5 and 95% percentiles) of 98 healthy adults (47 females, age 25.7±8.2 years, BMI 23.3±2.6 kg/m
2 ) were assessed for trunk and knee flexion and extension and the according functional ratios using either the Myoline or the Frei medical system. For a sub-sample of 20 persons (50% females), the mutual explained total variance (r2 ) and reliability (ICC3.1, SEM, VK%) were analyzed., Results: Both systems were shown to be reliable (ICC3.1 0.76-0.95), while functional ratios demonstrated a lower reliability (ICC3.1 0.62-0.92). For peak forces, the mutual total explained variance (r2 ) ranged between 19-68%, for functional ratios on an even lower level (5-21%)., Conclusion: The resulting strength test values, and especially the related functional ratios, obtained with the two strength test devices are not comparable at all, but each device was shown to be a reliable tool. Distributions of body weight adjusted peak forces and functional ratios may serve as device specific benchmark values for strength testing in clinical environments., (© 2024. The Author(s).)- Published
- 2024
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46. [Challenges of automation in quantitative evaluation of liver biopsies : Automatic quantification of liver steatosis].
- Author
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Darling J, Abedin N, Ziegler PK, Gretser S, Walczak B, Barreiros AP, Schulze F, Reis H, Wild PJ, and Flinner N
- Subjects
- Humans, Biopsy, Fibrosis, Automation, Non-alcoholic Fatty Liver Disease diagnosis
- Abstract
Background: Metabolic dysfunction-associated steatotic liver disease (MASLD), or non-alcoholic fatty liver disease (NAFLD), is a common disease that is diagnosed through manual evaluation of liver biopsies, an assessment that is subject to high interobserver variability (IBV). IBV can be reduced using automated methods., Objectives: Many existing computer-based methods do not accurately reflect what pathologists evaluate in practice. The goal is to demonstrate how these differences impact the prediction of hepatic steatosis. Additionally, IBV complicates algorithm validation., Materials and Methods: Forty tissue sections were analyzed to detect steatosis, nuclei, and fibrosis. Data generated from automated image processing were used to predict steatosis grades. To investigate IBV, 18 liver biopsies were evaluated by multiple observers., Results: Area-based approaches yielded more strongly correlated results than nucleus-based methods (⌀ Spearman rho [ρ] = 0.92 vs. 0.79). The inclusion of information regarding tissue composition reduced the average absolute error for both area- and nucleus-based predictions by 0.5% and 2.2%, respectively. Our final area-based algorithm, incorporating tissue structure information, achieved a high accuracy (80%) and strong correlation (⌀ Spearman ρ = 0.94) with manual evaluation., Conclusion: The automatic and deterministic evaluation of steatosis can be improved by integrating information about tissue composition and can serve to reduce the influence of IBV., (© 2024. The Author(s).)
- Published
- 2024
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47. Seroprävalenz und SARS-CoV-2-Testung in Gesundheitsberufen.
- Author
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Ziemssen, Focke, Bayyoud, Tarek, Bartz-Schmidt, Karl Ulrich, Peter, Andreas, and Ueffing, Marius
- Abstract
Copyright of Der Ophthalmologe is the property of Springer Nature and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
- Published
- 2020
- Full Text
- View/download PDF
48. Originalbeiträge (Originals). Der Zusammenhang zwischen der Strukturachse nach OPD-2 und dem statischen/dynamischen Risiko für das Begehen von sexuellem Kindesmissbrauch bei 30 Männern mit sexuellem Interesse an Minderjährigen aus dem Dunkelfeld – eine Pilotstudie.
- Author
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Haberer LD, Schröder SI, Reininger KM, and Briken P
- Subjects
- Humans, Male, Pilot Projects, Reproducibility of Results, Child Abuse, Sexual statistics & numerical data, Psychoanalytic Therapy
- Abstract
The Relation between the OPD-2 Axis Structure and the Static/Dynamic Risk for Committing Child Sexual Abuse in a Sample of 30 Men with Sexual Interest in Minors from the Dark Field - A Pilot Study Objectives: The present pilot study examined the relation between the OPD-2 axis structure of 30 men with a sexual interest in minors from the dark field and their static and dynamic risk factors for committing child sexual abuse., Methods: Two independent raters estimated the structural dimensions based on notes from outpatient psychotherapy sessions using the OPD-2 structure checklist.The interrater reliability of the structural data was moderate. Pearson/Spearman correlations between these structural data and the previously assessed static and dynamic risk were calculated., Results: Attachment was the only structural dimension to correlate significantly positively moderately with the dynamic risk.The less integrated the structural dimension of attachment was, the more pronounced the dynamic risk was., Conclusions: The correlation between the structural dimension of attachment and the dynamic riskmay provide first indications of the potential of structure-oriented psychotherapeutic interventions formodifying dynamic risk in individuals with a sexual interest in minors from the dark field. The limitations of the methodological approach constrain the significance of the findings, prompting further research on the relation between structure and risk.
- Published
- 2024
- Full Text
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49. [Outpatient Care Service: Predictors Of Current And Future Use Of Outpatient Care Service By Family Members Providing Informal Care To Elderly Persons In Long-Term Home Care].
- Author
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Scheerbaum P, Gräßel E, and Pendergrass A
- Subjects
- Humans, Aged, Cross-Sectional Studies, Reproducibility of Results, Germany epidemiology, Ambulatory Care, Caregivers, Family, Home Care Services
- Abstract
Objective: In Germany, people in need of care are usually cared for at home by their informal caregivers. The outpatient care service represents a central pillar in the home care of people in need of care. The aim of this article was to analyse the factors influencing the current as well the future use of outpatient care service., Methods: With the cross-sectional study Benefits of Being a Caregiver (October 2019 - March 2020) overall 958 family caregivers of elderly people in need of care from Bavaria were interviewed. In addition to the characteristics of the caregivers and those in need of care, information on the care situation as well as the current and desired future use of outpatient care service were collected. Two binary logistic regression analyses were carried out to determine the predictors of the use., Results: The outpatient care service was used by 368 (38%) care giving relatives or those in need of care currently or recently. 236 family caregivers (40% of current non-users) stated that they would like to use an outpatient care service in the future. As predictors for the current use, the relationship non-partner, a higher care level of the persons in need of care and the perception of caregivers of not being able to manage care-giving were determined. Predisposing factors for the desired future use were the desire for current informal help and a lower care level., Conclusion: Family caregivers using the outpatient care service state that they are less able to cope with home care. Therefore, this service should focus its counselling on the empowerment of the caregivers. Moreover, the users are predominantly employed daughters or daughters-in-law who live in separate households. Therefore, the reliability of the offer is a basic condition for being able to maintain home care. In the future, a considerable increase in the number of informal care givers wishing to use outpatient care services is to be expected. Efforts should therefore be made to enlarge the range of services., Competing Interests: Die Autorinnen/Autoren geben an, dass kein Interessenkonflikt besteht., (The Author(s). This is an open access article published by Thieme under the terms of the Creative Commons Attribution-NonDerivative-NonCommercial-License, permitting copying and reproduction so long as the original work is given appropriate credit. Contents may not be used for commercial purposes, or adapted, remixed, transformed or built upon. (https://creativecommons.org/licenses/by-nc-nd/4.0/).)
- Published
- 2024
- Full Text
- View/download PDF
50. [Standardized acquisition and documentation of cine loops on conventional thyroid ultrasound].
- Author
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Seifert P, Kühnel C, Reißmann I, Winkens T, and Freesmeyer M
- Subjects
- Humans, Retrospective Studies, Ultrasonography, Observer Variation, Reproducibility of Results, Thyroid Gland diagnostic imaging, Documentation
- Abstract
Ultrasound is the basic imaging method for the assessment of the thyroid gland. Due to the high prevalence of structural disease, the examination procedure is used very frequently in Germany, in many cases in the context of follow-up. The assessment of thyroid pathologies and their dynamics is subjected to relevant inter- and intraobserver variability. Findings that were not identified during live ultrasound cannot be assessed retrospectively. Applying an SOP for the acquisition and documentation of standardized video sequences of ultrasound images (so-called cine loops), allows for a secondary retrospective evaluation of the thyroid gland, taking into account previously acquired images analogous to other cross-sectional imaging methods such as CT or MRI. The cine loops can be acquired by non-physician personnel, stored to the local PACS and used for educational and research purposes., Competing Interests: Die Autorinnen/Autoren geben an, dass kein Interessenkonflikt besteht., (Thieme. All rights reserved.)
- Published
- 2024
- Full Text
- View/download PDF
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