73 results on '"Zierler B"'
Search Results
2. Wild yeasts of Styria -- Two yeast species isolated from a spontaneous fermented wild ale in Styria and their co-fermentation characteristics.
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Rehorska, R., Sauseng, G., Lang, L., Schlager, F., Fahrner, L., Mayer, C., Schöpfer, A., Grasser, M., Pöllinger-Zierler, B., and Berner, S. H.
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YEAST ,ALE ,SPECIES ,HUMIDITY ,RICE wines ,CANDIDA ,SOYBEAN meal - Abstract
Two different species of yeast were isolated from a spontaneously fermented and barrel-aged ale, brewed in Styria (Austria). To achieve this, a simple and robust method was implemented to isolate the yeasts and to screen their most essential fermentation characteristics. Both species, which were identified as Pichia fermentans and Candida boidinii by MALDI-TOF analysis, were isolated and incubated successfully on Sabouraud Gentamicin Chloramphenicol 2 agar (SGC 2). In a fermentation experiment, which was repeated three times, the co-fermentation characteristics of both the yeast species were compared to batches with mixed fermentation, inoculated with the complete microbiome of the original wild ale. For this purpose, a wort based on 100 % Pilsener malt (Weyermann), with 10 °Plato original gravity, was produced and adjusted with one bittering hop addition of Herkules (16.2 % alpha acid) to a total of circa 20 IBU. The batches, containing 4 litres of inoculated wort each, were incubated for 28 days at a temperature of 25 °C and 70 % of relative Humidity in a constant climate chamber. Although the yeast fermented batches and the batches fermented with the complete microbiome showed a similar apparent degree of attenuation of approximately 70 % at the end of the experiment, the pH-value of the microbiome-fermented batches was lower. Additionally, the microbiome-fermented batches were more turbid than the yeast fermented batches, whereas the yeast fermented batches clarified remarkably in comparison. Taking into consideration that both P. fermentans and C. boidinii are ubiquitous yeast species and have not often been a focus of research on unconventional brewing yeasts, these results may offer new perspectives on possible future applications of these yeast species. Additionally, the introduced practical approach can be implemented by small-scale wild ale breweries with reasonable effort. [ABSTRACT FROM AUTHOR]
- Published
- 2022
3. A Preliminary Study on the Influence of the Pelletizing Process on the Off-Gassing Behavior of Wood Pellets
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Emhofer, W., Sedlmayer, I., Pöllinger-Zierler, B., Pointner, C., Wopienka, E., and Haslinger, W.
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digestive, oral, and skin physiology ,Biomass - Abstract
It is a well established fact that during storage of wood pellets emissions of carbon monoxide (CO), carbon dioxide (CO2) and a large quantity of volatile organic compounds (VOCs) can be detected. These off-gases have been reported to originate from autoxidation reactions of woods own fatty acids. Different wood species are known to show a different propensity to exhibit high off-gassing potential, e.g. pine pellets tend to be more reactive than spruce pellets. However, even among pellet samples made from the same wood species, considerable variations in off-gassing potential can be observed. Earlier attempts to correlate these variations with variations in the extractive content of the investigated pellets have proven unsuccessful, which lead to the question on the impact of the pelletizing conditions on the off-gassing potential of the produced pellets. In this study data on the changes of the off-gassing potential dependent on the pelletizing parameters have been investigated. To this effect a pelletizing experiment was carried out where two distinct sets, set A and set B, of spruce shavings have been obtained. Both sets were characterised for moisture content, extractive content and composition and off-gassing potential. Afterwards set B was divided into two fractions, B and B2. As a next step, a pelletizing experiment utilizing a laboratory pellet press was carried out where shavings from set A and B were pelletized using the same settings for the pelletizing. Shavings from the B2 set, however, were pelletized on the same pellet press keeping all pressing parameters on the same settings as before but for the raw material throughput through the pellet press, which was lowered by half. The reduction of the raw material throughput lead to a prolonged retention time of the pelletizing material within the pellet press, which also results in a prolonged thermal treatment of the material during pelletizing. The produced pellets were characterised for moisture content, extractive content and composition and off-gassing potential just as the raw material. A comparison of the results clearly indicates the similarities between the off-gassing potential, as well as the extractive content and composition, from pellets A and B, whereas pellets B2 show a distinctly different off-gassing potential. This demonstrates the up to now neglected importance of the pelletizing process on the off-gassing potential of the pellet product and demands further investigation., Proceedings of the 23rd European Biomass Conference and Exhibition, 1-4 June 2015, Vienna, Austria, pp. 682-685
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- 2015
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4. Correlation Between CO Off-gassing and Linoleic Fatty Acid Content of Wood Chips and Pellets
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Emhofer, W., Pöllinger-Zierler, B., Siegmund, B., Haslinger, W., and Leitner, E.
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Biomass - Abstract
During storage of wood pellets emissions of carbon monoxide (CO) and a large quantity of volatile organic compounds (VOCs) can be detected. These off-gases have been reported to originate from autooxidation reactions of woods own fatty acids, but data on CO formation rates based on fatty acid content is still scarce. In this paper data on the formation rates of CO from oxidation of pure linoleic acid are presented and compared to CO formation rates measured from spruce shavings, spruce sawdust and pellets made from the respective raw materials. To determine whether linoleic acid content is a realistic prediction tool for CO formation the fatty acid contents of the spruce materials have been determined and a comparison of predicted CO formation rates (based on linoleic acid content) to actually measured CO formation rates has been made. The results show that, albeit the fact that the determination of linoleic acid content is not the sole determining factor for an accurate prediction of CO formation rates, it is a helpful indicator in estimating a critical maximum rate of CO formation. The actual formation rates for CO, however, are typically lower than the predicted values and depend to a large extent on the history of the material and whether or not it has been activated. Activation includes treatments such as pelletizing, drying and/or milling., Proceedings of the 21st European Biomass Conference and Exhibition, 3-7 June 2013, Copenhagen, Denmark, pp. 1362-1364
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- 2013
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5. Learning is different on the Web: a theory-based course redesign effort
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Masuda D, Zierler B, Demiris G, and Dl, Masuda
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Education, Distance ,Internet ,Models, Educational ,Teaching ,Curriculum ,Medical Informatics ,United States ,Computer-Assisted Instruction - Abstract
There has been recent growth in professional clinical informatics education delivered via distance learning. In some instances the instructional design model is to simply port the classroom to the web. Given the unique capabilities and constraints inherent to distance learning, we elected to redesign our introductory informatics course building on a well-studied andragogical design model (AMIGO3) specifically designed for the distance learning environments.
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- 2008
6. The use of prophylaxis in patients undergoing diagnostic tests for suspected venous thromboembolism
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Lee, J-A, primary and Zierler, B K, additional
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- 2010
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7. Enzymatic Removal of Off-flavors from Apple Juice
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Schroeder, M., primary, Pöllinger-Zierler, B., additional, Aichernig, N., additional, Siegmund, B., additional, and Guebitz, G. M., additional
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- 2008
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8. Web-Based Personal-Centered Electronic Health Record for Elderly Population.
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Kim, E.-H., Modi, S., Fang, D., Soh, C.B., Herbaugh, A., Shinstrom, S., Lober, W.B., Zierler, B., and Kim, Y.
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- 2006
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9. Increased blood flow inhibits neointimal hyperplasia in endothelialized vascular grafts.
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Kohler, T R, primary, Kirkman, T R, additional, Kraiss, L W, additional, Zierler, B K, additional, and Clowes, A W, additional
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- 1991
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10. Shear stress regulates smooth muscle proliferation and neointimal thickening in porous polytetrafluoroethylene grafts.
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Kraiss, L W, primary, Kirkman, T R, additional, Kohler, T R, additional, Zierler, B, additional, and Clowes, A W, additional
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- 1991
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11. Future Proteins: Sustainable Diets for Tenebrio molitor Rearing Composed of Food By-Products.
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Lienhard A, Rehorska R, Pöllinger-Zierler B, Mayer C, Grasser M, and Berner S
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Since the human population is continuously growing, sufficient food with low environmental impact is required. Especially, the challenge of providing proteins will deepen and insects can contribute to a more sustainable and efficient source of protein for human consumption. Tenebrio molitor larvae are highly nutritious and rearing mealworms is more environmentally friendly compared to the production of traditional livestock meat. To use T. molitor as a more sustainable alternative to conventional proteins, it is essential to apply diets from a local and sustainable source. Therefore, the objective of this study was to find local by-products or leftovers which can be used in mass production of larvae as a main substrate. Feeding trials investigating twenty-nine different substrates were conducted to evaluate larval growth performance and adult reproduction by determining development times, survival rates, biomass, and fecundity. Several suitable by-products were identified that can be used in high quantities as single component diet for T. molitor rearing, revealing a high survival rate, short development time, high mean total biomass, and successful breeding. The most successful substrate-malt residual pellets-was found to be an alternative to the most used substrate, wheat bran. Furthermore, corn germ meal, sweet chestnuts, bread remains, soybeans, sweet potatoes, and wheat germs have been discovered to be suitable diets for T. molitor . Moreover, the findings of this study contribute towards using several substrates as supplements.
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- 2023
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12. Tenebrio molitor (Linnaeus, 1758): Microbiological Screening of Feed for a Safe Food Choice.
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Pöllinger-Zierler B, Lienhard A, Mayer C, Berner S, Rehorska R, Schöpfer A, and Grasser M
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As a result of the increasing focus on alternative protein sources which are ideally still sustainable, the yellow mealworm, Tenebrio molitor , has come into focus. To verify its suitability as a food source in relation to human health, an analysis of the microbiome of larvae of T. molitor is pertinent. Subsequently, the focus of this study was, on the one hand, to analyze the influence of the substrate on the microbial load of the larvae microbiome, and, on the other hand, to determine which processing methods ensure the risk-free consumption of mealworms. For this purpose, mealworms were grown on 10 different substrates derived from by-products of food production (malt residual pellets, corn germ meal, chestnut breakage and meal, wheat bran, bread remains, draff, nettle, hemp seed oil cake, oyster mushrooms with coffee grounds, pumpkin seed oil cake) and microbial loads were analyzed using different selective media. Further starvation/defecation and heating (850 W for 10 min) methods were used to investigate how the reduction of microorganisms is enabled by these methods. The results showed that there was no significant relationship between the microbial load of the substrate and the mealworm. Starvation and defecation led to a lower stock of microorganisms. Heating led to a significant microbial reduction in non-defecated mealworms. The group of defecated and heated mealworms showed no detectable microbial load. In conclusion, firstly, the choice of substrate showed no effect on the microbial load of larvae of Tenebrio molitor and secondly, heating and starvation allow risk-free consumption. This study makes an important contribution for evaluating the safety of mealworms as a sustainable protein source in human nutrition.
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- 2023
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13. Association of parent demographic and psychophysical characteristics and pediatric hospital falls: A pilot and feasibility study.
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Sackinger D, Carlin K, and Zierler B
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- Case-Control Studies, Child, Demography, Feasibility Studies, Humans, Pilot Projects, Hospitals, Pediatric, Parents
- Abstract
Purpose: This pilot project evaluated the feasibility of conducting a study describing parental characteristics associated with pediatric hospital falls., Design and Methods: This observational case-control study enrolled parent-child dyads of children who fell in the hospital and age-matched controls. Parents completed demographic, anxiety, depression, fatigue, sleep disturbance and stress questionnaires., Results: Four of 14 (28.6%) eligible faller dyads were recruited. Stress scores were correlated with anxiety and depression scores. Power calculations indicated a need for 392 fallers for a future study to identify associations of parent characteristics and pediatric hospital falls., Conclusions: Parents should be informed the ultimate goal of the research is to understand additional ways to prevent pediatric hospital falls. To decrease parental distraction during recruitment, researchers should engage volunteers or child life specialists to entertain younger children. Future studies should consider inclusion of non-English speaking subjects and children discharged within the post-fall eligibility time frame. To decrease multicollinearity concerns, the parent stress tool should be omitted. Due to the large number of fallers needed for an adequately powered sample, a multi-site study will be needed., Practice Implications: A parent is often present when their child falls in the hospital. Fall risk assessment focuses on patient characteristics, neglecting parental psychophysical characteristics which may be associated with risk of falling in the hospital. Associations of parent psychophysical characteristics and pediatric hospital falls needs to be studied further. This pilot study supports the feasibility of and provides recommendations for conducting a study to describe parent characteristics associated with pediatric hospital falls., (Copyright © 2021 Elsevier Inc. All rights reserved.)
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- 2022
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14. An Exploratory Mixed Methods Study of Experiences of Interprofessional Teams Who Received Coaching to Simultaneously Redesign Primary Care Education and Clinical Practice.
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Carney PA, Dickinson WP, Fetter J, Warm EJ, Zierler B, Patton J, Kirschner G, Crane SD, Shrader S, and Eiff MP
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- Child, Clinical Competence, Family Practice, Humans, Interprofessional Relations, Patient Care Team, Primary Health Care, Mentoring
- Abstract
Introduction/objectives: Coaching is emerging as a form of facilitation in health professions education. Most studies focus on one-on-one coaching rather than team coaching. We assessed the experiences of interprofessional teams coached to simultaneously improve primary care residency training and interprofessional practice., Methods: This three-year exploratory mixed methods study included transformational assistance from 9 interprofessional coaches, one assigned to each of 9 interprofessional primary care teams that included family medicine, internal medicine, pediatrics, nursing, pharmacy and behavioral health. Coaches interacted with teams during 2 in-person training sessions, an in-person site visit, and then as requested by their teams. Surveys administered at 1 year and end study assessed the coaching relationship and process., Results: The majority of participants (82% at end of Year 1 and 76.6% at end study) agreed or strongly agreed that their coach developed a positive working relationship with their team. Participants indicated coaches helped them: (1) develop as teams, (2) stay on task, and (3) respond to local context issues, with between 54.3% and 69.2% agreeing or strongly agreeing that their coaches were helpful in these areas. Cronbach's alpha for the 15 coaching survey items was 0.965. Challenges included aligning the coach's expertise with the team's needs., Conclusions: While team coaching was well received by interprofessional teams of primary care professionals undertaking educational and clinical redesign, the 3 primary care disciplines have much to learn from each other regarding how to improve inter- and intra-professional collaborative practice among clinicians and staff as well as with interprofessional learners rotating through their outpatient clinics.
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- 2021
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15. Engaging patients and families to transform heart failure care.
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Lavallee DC, Blakeney EA, Yu Y, Johnson R, Liner DA, Murphy NL, Pambianco SB, Paquet R, Spacciante L, Woodard NY, and Zierler BK
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- Cooperative Behavior, Humans, Patient Care Team, Patient Participation, Heart Failure therapy, Interprofessional Relations
- Abstract
For patients with advanced heart failure involvement as a member of the healthcare team is critical to safe, high-quality and goal-directed care. While recognized as an important aspect of care, patient engagement is not yet a standard practice. This presents an opportunity for professional education and development in team-based care. This short report describes the development of a Community and Patient Advisory Team (CPAT) formed to support patient involvement in interprofessional collaborative practice. The CPAT, composed of patient and family advisors, researchers, care team members, and grant operations staff, served as a core team within the structure of a project to shape a new vision of care delivery. This was accomplished through participation in quarterly leadership workshops and facilitation of team training focused on patient-provider communication strategies to improve patient safety. The advisory team led the co-development of patient materials to support patient engagement during the new implementation of structured interprofessional bedside rounds. Involving community members as partners helped shape our work to more effectively and directly address gaps in current patient care.
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- 2020
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16. Impact of leadership development workshops in facilitating team-based practice transformation.
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Willgerodt MA, Abu-Rish Blakeney E, Summerside N, Vogel MT, Liner DA, and Zierler B
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- Clinical Competence, Cooperative Behavior, Humans, Interviews as Topic, Patient Care Team standards, Attitude of Health Personnel, Interprofessional Relations, Leadership, Patient Care Team organization & administration, Staff Development organization & administration
- Abstract
The development of interprofessional collaborative practice (IPCP) environments requires a systematic, multi-pronged approach. Despite recognition of the need for IPCP, interventions that support its development are not well described in the literature. Leadership training is necessary for individuals and teams to build IPCP-supportive environments. This study describes the impact of a longitudinal series of leadership development workshops to strengthen IPCP and facilitate practice transformation. Semi-structured interviews were conducted with 16 healthcare professionals who described ways in which the workshops influenced the team-based practice transformation. Thematic analysis indicated that the workshops were instrumental in providing structure and opportunity for participants to learn skills, expand perspectives, and change behavior to improve team outcomes. Findings highlight the importance of supporting individual and team development over time and suggest that intentional, targeted coaching focused on relationship building and meeting the evolving needs of the team is critical to the implementation and sustainment of practice change.
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- 2020
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17. Competencies for improving diagnosis: an interprofessional framework for education and training in health care.
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Olson A, Rencic J, Cosby K, Rusz D, Papa F, Croskerry P, Zierler B, Harkless G, Giuliano MA, Schoenbaum S, Colford C, Cahill M, Gerstner L, Grice GR, and Graber ML
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- Clinical Competence standards, Communication, Curriculum, Diagnostic Errors statistics & numerical data, Diagnostic Tests, Routine statistics & numerical data, Humans, Incidence, Interprofessional Relations ethics, Patient Care Team standards, Patient Safety, Preceptorship methods, Quality of Health Care, Clinical Competence legislation & jurisprudence, Delivery of Health Care standards, Diagnostic Tests, Routine standards, Health Personnel education
- Abstract
Background Given an unacceptably high incidence of diagnostic errors, we sought to identify the key competencies that should be considered for inclusion in health professions education programs to improve the quality and safety of diagnosis in clinical practice. Methods An interprofessional group reviewed existing competency expectations for multiple health professions, and conducted a search that explored quality, safety, and competency in diagnosis. An iterative series of group discussions and concept prioritization was used to derive a final set of competencies. Results Twelve competencies were identified: Six of these are individual competencies: The first four (#1-#4) focus on acquiring the key information needed for diagnosis and formulating an appropriate, prioritized differential diagnosis; individual competency #5 is taking advantage of second opinions, decision support, and checklists; and #6 is using reflection and critical thinking to improve diagnostic performance. Three competencies focus on teamwork: Involving the patient and family (#1) and all relevant health professionals (#2) in the diagnostic process; and (#3) ensuring safe transitions of care and handoffs, and "closing the loop" on test result communication. The final three competencies emphasize system-related aspects of care: (#1) Understanding how human-factor elements influence the diagnostic process; (#2) developing a supportive culture; and (#3) reporting and disclosing diagnostic errors that are recognized, and learning from both successful diagnosis and from diagnostic errors. Conclusions These newly defined competencies are relevant to all health professions education programs and should be incorporated into educational programs.
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- 2019
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18. Interprofessional education and practice guide: interprofessional team writing to promote dissemination of interprofessional education scholarship and products.
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Vogel MT, Abu-Rish Blakeney E, Willgerodt MA, Odegard PS, Johnson EL, Shrader S, Liner D, Dyer CA, Hall LW, and Zierler B
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- Guidelines as Topic, Cooperative Behavior, Curriculum, Fellowships and Scholarships, Information Dissemination, Interprofessional Relations, Writing
- Abstract
Collaborations to develop, implement, evaluate, replicate, and write about interprofessional education (IPE) activities within and across institutions are wonderful opportunities to experience teamwork, team communication, ethics and values, and the roles and responsibilities of interprofessional team writing. Just as effective communication in interprofessional team-based care is essential for providing safe, high-quality health care, similar communication strategies are necessary to produce high-quality scholarship of IPE curricula and activities. Relationship and communication issues that affect health care teams' abilities to work together effectively (e.g., hierarchy, exclusion, assumptions, non-responsiveness, biases, stereotypes and poor hand-offs of information) can also occur in interprofessional team writing. Between 1970 and 2010, interprofessional practice research publications increased by 2293%. Although there has been tremendous growth in the IPE literature, especially of articles that require collaborative writing, there have not been any papers addressing the challenges of interprofessional team writing. As more teams collaborate to develop IPE, there is a need to establish principles and strategies for effective interprofessional team writing. In this education and practice guide, a cross-institutional team of faculty, staff, and graduate students who have collaborated on externally funded IPE grants, conferences, products, and workshops will share lessons learned for successfully collaborating in interprofessional team writing.
- Published
- 2019
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19. Distance to HIV and Antenatal Care: A Geospatial Analysis in Siaya County, Kenya.
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Kohler PK, Akullian A, Okanda J, Otieno G, Kinuthia J, Voss J, Zierler B, and John-Stewart G
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- Adult, Ambulatory Care Facilities, Community-Based Participatory Research, Cross-Sectional Studies, Delivery of Health Care, Female, Geographic Information Systems, HIV Infections drug therapy, HIV Infections psychology, Humans, Kenya epidemiology, Mothers psychology, Health Services Accessibility statistics & numerical data, Infectious Disease Transmission, Vertical prevention & control, Mothers statistics & numerical data, Prenatal Care statistics & numerical data
- Abstract
As maternal child health (MCH) programs expand in the setting of HIV, health systems are challenged to reach those most vulnerable and at the greatest need. Cross-sectional surveys of MCH clinics and recent mothers in the Siaya Health Demographic Surveillance System were conducted to assess correlates of accessing antenatal care and facility delivery. Of 376 recent mothers, 93.4% accessed antenatal care and 41.2% accessed facility delivery. Per-kilometer distance between maternal residence and the nearest facility offering delivery services was associated with 7% decreased probability of uptake of facility delivery. Compared with a reference of less than 1 km between home and clinic, a distance of more than 3 km to the nearest facility was associated with 25% decreased probability of uptake of facility delivery. Distance to care was a factor in accessing facility delivery services. Decentralization or transportation considerations may be useful to optimize MCH and HIV service impact in high-prevalence regions.
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- 2019
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20. RN Job Satisfaction and Retention After an Interprofessional Team Intervention.
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Baik D and Zierler B
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- Cross-Sectional Studies, Early Intervention, Educational methods, Humans, Intention, Patient Care Team, Personnel Turnover, Psychometrics instrumentation, Psychometrics methods, Surveys and Questionnaires, Teaching psychology, Teaching standards, Early Intervention, Educational standards, Job Satisfaction, Nurses psychology
- Abstract
Despite continuing interest in interprofessional teamwork to improve nurse outcomes and quality of care, there is little research that focuses on nurse job satisfaction and retention after an interprofessional team intervention. This study explored registered nurse (RN) job satisfaction and retention after a purposeful interprofessional team training and structured interprofessional bedside rounds were implemented. As part of a larger study, in this comparative cross-sectional study, pre- and post-intervention data on RN job satisfaction and turnover rate were collected and analyzed. It was found that RNs had significantly higher job satisfaction after the interprofessional team intervention. The 6-month period turnover rate in the post-intervention period was slightly lower than the 6-month period turnover rate in pre-intervention period; however, the rate was too low to provide statistical evidence. Ongoing coaching and supportive work environments to improve RN outcomes should be considered to enhance quality of care and patient safety in healthcare.
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- 2019
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21. Clinical nurses' experiences and perceptions after the implementation of an interprofessional team intervention: A qualitative study.
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Baik D and Zierler B
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- Adult, Female, Focus Groups, Humans, Job Satisfaction, Male, Nurses psychology, Perception, Qualitative Research, Quality of Health Care, Interprofessional Relations, Nurses organization & administration, Outcome and Process Assessment, Health Care
- Abstract
Aims and Objectives: To explore clinical nurses' experiences and perceptions following a purposeful interprofessional (IP) team intervention in practice., Background: Despite increasing interest in IP collaborative practice to improve teamwork, nursing outcomes and quality of care, there has been little research that focused on nurses' perspectives of IP collaboration after a purposeful IP team intervention., Design: A qualitative descriptive study using focus group interviews of registered nurses who care for patients with advanced heart failure., Methods: This study is part of a larger study that conducted and evaluated a purposeful IP team intervention. Registered nurses (n = 10) were invited to participate in three focus groups following the IP team intervention. Data were audio-recorded, transcribed and analysed using a conventional content analysis approach and constant comparative method., Results: We identified six interrelated themes: (a) IP team building, (b) psychological safety and cultural change, (c) efficiency in delivery of care, (d) quality of patient care, (e) job outcomes and (f) team challenges. Notably, participants reported that they could better understand the patient's care plan of the day because every team member was "on the same page at the same time." Registered nurses perceived that they were more satisfied with their job through improved IP team performance, enhanced psychological safety and cultural change, efficient workflow and better quality of patient care., Conclusions: The IP team intervention contributed to enhancing IP team functioning as well as improving registered nurse job satisfaction. To sustain the improved perceptional and behavioural changes, team strategies to improve workflow and communication should be considered., Relevance to Clinical Practice: Effective teamwork and communication between multiple healthcare professionals including nurses are the cornerstones to improve care delivery, nursing outcomes and quality of patient care in clinical settings., (© 2018 John Wiley & Sons Ltd.)
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- 2019
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22. Disparities in Insulin Pump Therapy Persist in Youth With Type 1 Diabetes Despite Rising Overall Pump Use Rates.
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O'Connor MR, Carlin K, Coker T, Zierler B, and Pihoker C
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- Adolescent, Child, Child, Preschool, Cohort Studies, Communication Barriers, Diabetes Mellitus, Type 1 diagnosis, Ethnicity, Female, Humans, Infant, Logistic Models, Male, Multivariate Analysis, Retrospective Studies, Risk Assessment, Severity of Illness Index, Socioeconomic Factors, United States, Diabetes Mellitus, Type 1 drug therapy, Healthcare Disparities statistics & numerical data, Infusion Pumps, Implantable statistics & numerical data, Insulin administration & dosage, Insulin Infusion Systems statistics & numerical data
- Abstract
Purpose: This study sought to determine if disparities in insulin pump therapy among youth with type 1 diabetes (T1DM) persist despite recent increases in overall pump use rates., Design and Methods: All patients aged 6 months-17 years, diagnosed with T1DM, and completed 4+ outpatient diabetes visits at an academically-affiliated pediatric health care center from 2011 to 2016 were identified (n = 2131). Data were collected from existing electronic medical records and a multivariable logistic regression model was used to identify factors associated with insulin pump therapy., Results: Findings revealed one novel factor (patients/families whose primary language is Spanish [OR 0.47, p = 0.038] or other non-English languages [OR 0.47, p = 0.028]) and confirmed several previously known factors associated with lower insulin pump use: patients who were older (10-14 years OR 0.38, p < 0.0001; 15+ years OR 0.15, p < 0.0001), male (OR 0.80, p = 0.021), non-Hispanic black (OR 0.59, p = 0.009), American Indian/Alaska Native (OR 0.19, p = 0.023), had either government (OR 0.42, p < 0.0001) or no insurance (OR 0.52, p = 0.004) and poor glycemic control (at least one HbA
1c ≥ 8.5%; OR 0.54, p < 0.0001)., Conclusion: Significant disparities in insulin pump use in youth with T1DM persist despite known benefits associated with pump therapy and underlying causes remain unclear., Practice Implications: Health care providers should explore barriers to insulin pump therapy, including limited English language proficiency., (Copyright © 2018 Elsevier Inc. All rights reserved.)- Published
- 2019
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23. Developing and implementing a heart failure data mart for research and quality improvement.
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Abu-Rish Blakeney E, Wolpin S, Lavallee DC, Dardas T, Cheng R, and Zierler B
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- Health Information Exchange, Humans, Information Storage and Retrieval methods, Risk Factors, Software Design, United States, Electronic Health Records organization & administration, Heart Failure epidemiology, Quality Improvement organization & administration, Registries, Research organization & administration
- Abstract
Objective: The purpose of this project was to build and formatively evaluate a near-real time heart failure (HF) data mart. Heart Failure (HF) is a leading cause of hospital readmissions. Increased efforts to use data meaningfully may enable healthcare organizations to better evaluate effectiveness of care pathways and quality improvements, and to prospectively identify risk among HF patients., Methods and Procedures: We followed a modified version of the Systems Development Life Cycle: 1) Conceptualization, 2) Requirements Analysis, 3) Iterative Development, and 4) Application Release. This foundational work reflects the first of a two-phase project. Phase two (in process) involves the implementation and evaluation of predictive analytics for clinical decision support., Results: We engaged stakeholders to build working definitions and established automated processes for creating an HF data mart containing actionable information for diverse audiences. As of December 2017, the data mart contains information from over 175,000 distinct patients and >100 variables from each of their nearly 300,000 visits., Conclusion: The HF data mart will be used to enhance care, assist in clinical decision-making, and improve overall quality of care. This model holds the potential to be scaled and generalized beyond the initial focus and setting.
- Published
- 2019
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24. Examining interprofessional team interventions designed to improve nursing and team outcomes in practice: a descriptive and methodological review.
- Author
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Baik D, Abu-Rish Blakeney E, Willgerodt M, Woodard N, Vogel M, and Zierler B
- Abstract
Effective interprofessional (IP) team-based care is critical to enhance the delivery of efficient care and improve nursing and IP team outcomes. This study aims to review the most recent IP team intervention studies that focused on outcomes related to nursing and IP teams. PubMed, CINAHL, PsycINFO, and Embase were searched for existing literature published between January 2011 and December 2016. The search strategy was developed through both literature review and consultation with a health sciences librarian. This review included IP team intervention studies published in peer-reviewed journals and written in English. Studies were included if they conducted an IP team intervention for healthcare teams that include nurses and examined outcomes related to nursing and the IP teams. Based on inclusion and exclusion criteria, 41 articles were included for the final review. Two authors extracted data on the characteristics of IP team interventions, assessment methods, and their outcomes related to nursing and IP teams using a data abstraction tool developed by the research team. The quality of the included studies was assessed using the Mixed Methods Appraisal Tool. We found that most of the included studies were conducted in the US and on inpatient units. A quasi-experimental study design was most commonly employed. Most studies conducted IP team training such as TeamSTEPPS® as a one-time activity. The most common outcomes measured were attitudes or perceptions about IP teamwork or communication, followed by patient-related outcomes, and knowledge or skills about IP competencies. The quality of the included studies was generally low. The findings from this review will contribute to understanding the characteristics of current IP intervention studies and call for IP scholars to design more rigorous yet realistic IP intervention studies.
- Published
- 2018
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25. Improving diagnosis by improving education: a policy brief on education in healthcare professions.
- Author
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Graber ML, Rencic J, Rusz D, Papa F, Croskerry P, Zierler B, Harkless G, Giuliano M, Schoenbaum S, Colford C, Cahill M, and Olson APJ
- Subjects
- Attitude of Health Personnel, Curriculum, Education methods, Humans, Interprofessional Relations ethics, Surveys and Questionnaires, Diagnosis, Diagnostic Errors prevention & control, Health Personnel education
- Published
- 2018
- Full Text
- View/download PDF
26. An Updated Synthesis of Review Evidence of Interprofessional Education.
- Author
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Reeves S, Palaganas J, and Zierler B
- Subjects
- Humans, Quality of Health Care trends, Review Literature as Topic, Allied Health Personnel education, Interdisciplinary Studies, Interprofessional Relations, Quality of Health Care standards
- Abstract
With continued growth and investment in interprofessional education (IPE) activities, there is a persistent need to understand the effect of IPE on learning, organizations, systems, and patients. This paper presents an update of a previously published synthesis of reviews. In doing so, it provides a critical appraisal of the most recent evidence for the IPE review literature. Following a search of the literature, eight IPE reviews were identified. Findings from this synthesis indicate continued methodological weaknesses, similarities in the methodological approaches to the reviews, and a focus on short-term impact with a lack of attention on long-term impact. Despite methodological problems, the synthesis provides some insight to an increasing quality of research designs in IPE reviews. This paper discusses synthesized findings in relation to current IPE literature and in comparison with the previously published findings and offers suggestions for future directions.
- Published
- 2017
27. Leveraging a faculty fellowship programme to develop leaders in interprofessional education.
- Author
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Robins L, Murphy N, and Zierler B
- Subjects
- Humans, Program Evaluation, Surveys and Questionnaires, United States, Faculty, Medical, Fellowships and Scholarships, Interprofessional Relations, Leadership, Staff Development
- Abstract
This article reports findings from an interprofessional education (IPE) study of a longitudinal faculty fellowship that aimed to develop IPE leaders at an academic institution based in the United States. Eight applicants were competitively selected to participate in an IPE track of the fellowship, alongside 14 faculty members who entered through a separate selection process. One year after graduation, a survey of the IPE fellows was undertaken to evaluate programme outcomes using open-ended questions based on an adaptation of Kirkpatrick's four-level training evaluation model. Results indicated that respondents valued participating in a longitudinal programme where they could learn about and practice teaching and leadership skills and conduct education scholarship. While learning on an interprofessional basis, the fellows reported establishing relationships that endured after graduation. This report suggests that adding IPE activities to existing faculty fellowship programmes can be an effective means of building faculty capacity to advance institutional IPE initiatives.
- Published
- 2016
- Full Text
- View/download PDF
28. Measuring the impact of interprofessional education on collaborative practice and patient outcomes.
- Author
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Cox M, Cuff P, Brandt B, Reeves S, and Zierler B
- Subjects
- Education, Medical, Continuing, Humans, Cooperative Behavior, Faculty, Medical standards, Health Personnel education, Interdisciplinary Communication, Professional Practice standards
- Published
- 2016
- Full Text
- View/download PDF
29. Policy agenda for nurse-led care coordination.
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Lamb G, Newhouse R, Beverly C, Toney DA, Cropley S, Weaver CA, Kurtzman E, Zazworsky D, Rantz M, Zierler B, Naylor M, Reinhard S, Sullivan C, Czubaruk K, Weston M, Dailey M, and Peterson C
- Subjects
- Advanced Practice Nursing, Humans, Outcome and Process Assessment, Health Care, Patient Care, Societies, Nursing, United States, Delivery of Health Care organization & administration, Health Policy, Nurse's Role, Patient Care Team
- Published
- 2015
- Full Text
- View/download PDF
30. Interprofessional Education and Practice Guide No. 3: Evaluating interprofessional education.
- Author
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Reeves S, Boet S, Zierler B, and Kitto S
- Subjects
- Attitude of Health Personnel, Cooperative Behavior, Humans, Learning, Teaching, Health Personnel education, Interprofessional Relations, Program Evaluation methods
- Abstract
We have witnessed an ongoing increase in the publication of evaluation work aimed at measuring the processes and outcomes related to a range of interprofessional education (IPE) activities and initiatives. Systematic reviews of IPE have, however, suggested that while the quality of evaluation studies is improving, there continues to be a number of empirical weaknesses with this work. In an effort to enhance the quality of IPE evaluation studies, this guide provides a series of ideas and suggestions about how to undertake a robust evaluation of an IPE event. The guide presents a series of key lessons for colleagues to help them undertake a good quality IPE evaluation, covering a range of methodological, practical and ethical issues. These include: the formation of evaluation questions, use of evaluation models and theoretical perspectives, advice about the selection of qualitative, quantitative and mixed methods evaluation designs, managing evaluation resources, and ideas about disseminating evaluation results to the broader IPE community. It is anticipated that this guide will assist IPE colleagues in undertaking high-quality evaluation in order to provide valuable evidence for different stakeholders, and also help inform the scholarly knowledge for the interprofessional field.
- Published
- 2015
- Full Text
- View/download PDF
31. Interprofessional education and practice guide No. 4: Developing and sustaining interprofessional education at an academic health center.
- Author
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Willgerodt MA, Abu-Rish Blakeney E, Brock DM, Liner D, Murphy N, and Zierler B
- Subjects
- Academic Medical Centers, Cooperative Behavior, Curriculum, Humans, Patient Care Team, Program Development, Health Occupations education, Health Personnel education, Interprofessional Relations, Staff Development organization & administration
- Abstract
Increasingly health professions schools and academic health centers are required to include interprofessional education (IPE) as a standard part of their core curricula to maintain accreditation. However, challenges continue to surface as faculty struggle to develop and participate in IPE activities while balancing increasing workloads and limited resources, and also trying to keep current in the changing profession-specific accreditation and standards. This guide shares lessons learned from developing and sustaining IPE activities at the University of Washington (UW) based in the United States. In 2008, the UW Schools of Nursing and Medicine were awarded funds to develop, implement, and evaluate an interprofessional program focused on team communication. This funding supported the creation of two annual large-scale IPE events, provided infrastructure support for the Center for Health Sciences Interprofessional Education, Research and Practice (CHSIERP), and supported numerous interprofessional activities and initiatives in the health professions curricula. Our experiences over the years have yielded several key lessons that are important to consider in any IPE effort. In this guide we report on these lessons learned and provide pragmatic suggestions for designing and implementing IPE in order to maximize long-term success.
- Published
- 2015
- Full Text
- View/download PDF
32. Shame, guilt, and stress: Community perceptions of barriers to engaging in prevention of mother to child transmission (PMTCT) programs in western Kenya.
- Author
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Kohler PK, Ondenge K, Mills LA, Okanda J, Kinuthia J, Olilo G, Odhiambo F, Laserson KF, Zierler B, Voss J, and John-Stewart G
- Subjects
- Adult, Community-Based Participatory Research, Cross-Sectional Studies, Female, HIV Infections drug therapy, HIV Infections psychology, Health Services Accessibility, Humans, Infant, Infant, Newborn, Interviews as Topic, Kenya, Multivariate Analysis, Perception, Pregnancy, Pregnancy Complications, Infectious epidemiology, Program Evaluation, Regression Analysis, Rural Population, Social Stigma, Anti-HIV Agents therapeutic use, Guilt, HIV Infections prevention & control, Infectious Disease Transmission, Vertical prevention & control, Mothers psychology, Patient Acceptance of Health Care statistics & numerical data, Pregnancy Complications, Infectious prevention & control, Stress, Psychological psychology
- Abstract
While global scale-up of prevention of mother-to-child transmission of HIV (PMTCT) services has been expansive, only half of HIV-infected pregnant women receive antiretroviral regimens for PMTCT in sub-Saharan Africa. To evaluate social factors influencing uptake of PMTCT in rural Kenya, we conducted a community-based, cross-sectional survey of mothers residing in the KEMRI/CDC Health and Demographic Surveillance System (HDSS) area. Factors included referrals and acceptability, HIV-related stigma, observed discrimination, and knowledge of violence. Chi-squared tests and multivariate regression analyses were used to detect stigma domains associated with uptake of PMTCT services. Most HIV-positive women (89%) reported blame or judgment of people with HIV, and 46% reported they would feel shame if they were associated with someone with HIV. In multivariate analyses, shame was significantly associated with decreased likelihood of maternal HIV testing (Prevalence Ratio 0.91, 95% Confidence Interval 0.84-0.99), a complete course of maternal antiretrovirals (ARVs) (PR 0.73, 95% CI 0.55-0.97), and infant HIV testing (PR 0.86, 95% CI 0.75-0.99). Community perceptions of why women may be unwilling to take ARVs included stigma, guilt, lack of knowledge, denial, stress, and despair or futility. Interventions that seek to decrease maternal depression and internalization of stigma may facilitate uptake of PMTCT.
- Published
- 2014
- Full Text
- View/download PDF
33. Community-based evaluation of PMTCT uptake in Nyanza Province, Kenya.
- Author
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Kohler PK, Okanda J, Kinuthia J, Mills LA, Olilo G, Odhiambo F, Laserson KF, Zierler B, Voss J, and John-Stewart G
- Subjects
- Adolescent, Adult, Anti-HIV Agents therapeutic use, Data Collection, Female, HIV Infections diagnosis, HIV Infections drug therapy, Humans, Kenya, Pregnancy, Pregnancy Complications, Infectious diagnosis, Pregnancy Complications, Infectious drug therapy, Prenatal Diagnosis, Young Adult, HIV Infections transmission, Infectious Disease Transmission, Vertical prevention & control, Patient Acceptance of Health Care statistics & numerical data, Residence Characteristics
- Abstract
Introduction: Facility-based assessments of prevention of mother-to-child HIV transmission (PMTCT) programs may overestimate population coverage. There are few community-based studies that evaluate PMTCT coverage and uptake., Methods: During 2011, a cross-sectional community survey among women who gave birth in the prior year was performed using the KEMRI-CDC Health and Demographic Surveillance System in Western Kenya. A random sample (n = 405) and a sample of women known to be HIV-positive through previous home-based testing (n = 247) were enrolled. Rates and correlates of uptake of antenatal care (ANC), HIV-testing, and antiretrovirals (ARVs) were determined., Results: Among 405 women in the random sample, 379 (94%) reported accessing ANC, most of whom (87%) were HIV tested. Uptake of HIV testing was associated with employment, higher socioeconomic status, and partner HIV testing. Among 247 known HIV-positive women, 173 (70%) self-disclosed their HIV status. Among 216 self-reported HIV-positive women (including 43 from the random sample), 82% took PMTCT ARVs, with 54% completing the full antenatal, peripartum, and postpartum course. Maternal ARV use was associated with more ANC visits and having an HIV tested partner. ARV use during delivery was lowest (62%) and associated with facility delivery. Eighty percent of HIV infected women reported having their infant HIV tested, 11% of whom reported their child was HIV infected, 76% uninfected, 6% declined to say, 7% did not recall; 79% of infected children were reportedly receiving HIV care and treatment., Conclusions: Community-based assessments provide data that complements clinic-based PMTCT evaluations. In this survey, antenatal HIV test uptake was high; most HIV infected women received ARVs, though many women did not self-disclose HIV status to field team. Community-driven strategies that encourage early ANC, partner involvement, and skilled delivery, and provide PMTCT education, may facilitate further reductions in vertical transmission.
- Published
- 2014
- Full Text
- View/download PDF
34. The prevention of mother-to-child transmission of HIV cascade analysis tool: supporting health managers to improve facility-level service delivery.
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Gimbel S, Voss J, Mercer MA, Zierler B, Gloyd S, Coutinho Mde J, Floriano F, Cuembelo Mde F, Einberg J, and Sherr K
- Subjects
- Child, Delivery of Health Care standards, Female, Geography, Humans, Mozambique, Postnatal Care, Pregnancy, Delivery of Health Care methods, HIV Infections prevention & control, Health Facilities standards, Health Personnel, Infectious Disease Transmission, Vertical prevention & control, Mothers, Pregnancy Complications, Infectious prevention & control
- Abstract
Background: The objective of the prevention of Mother-to-Child Transmission (pMTCT) cascade analysis tool is to provide frontline health managers at the facility level with the means to rapidly, independently and quantitatively track patient flows through the pMTCT cascade, and readily identify priority areas for clinic-level improvement interventions. Over a period of six months, five experienced maternal-child health managers and researchers iteratively adapted and tested this systems analysis tool for pMTCT services. They prioritized components of the pMTCT cascade for inclusion, disseminated multiple versions to 27 health managers and piloted it in five facilities. Process mapping techniques were used to chart PMTCT cascade steps in these five facilities, to document antenatal care attendance, HIV testing and counseling, provision of prophylactic anti-retrovirals, safe delivery, safe infant feeding, infant follow-up including HIV testing, and family planning, in order to obtain site-specific knowledge of service delivery., Results: Seven pMTCT cascade steps were included in the Excel-based final tool. Prevalence calculations were incorporated as sub-headings under relevant steps. Cells not requiring data inputs were locked, wording was simplified and stepwise drop-offs and maximization functions were included at key steps along the cascade. While the drop off function allows health workers to rapidly assess how many patients were lost at each step, the maximization function details the additional people served if only one step improves to 100% capacity while others stay constant., Conclusions: Our experience suggests that adaptation of a cascade analysis tool for facility-level pMTCT services is feasible and appropriate as a starting point for discussions of where to implement improvement strategies. The resulting tool facilitates the engagement of frontline health workers and managers who fill out, interpret, apply the tool, and then follow up with quality improvement activities. Research on adoption, interpretation, and sustainability of this pMTCT cascade analysis tool by frontline health managers is needed., Trial Registration: ClinicalTrials.gov NCT02023658, December 9, 2013.
- Published
- 2014
- Full Text
- View/download PDF
35. What does high and low have to do with it? Performance classification to identify health system factors associated with effective prevention of mother-to-child transmission of HIV delivery in Mozambique.
- Author
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Gimbel S, Voss J, Rustagi A, Mercer MA, Zierler B, Gloyd S, Coutinho Mde J, Cuembelo Mde F, and Sherr K
- Subjects
- AIDS Serodiagnosis standards, AIDS Serodiagnosis statistics & numerical data, Anti-HIV Agents therapeutic use, Antibiotic Prophylaxis standards, Antibiotic Prophylaxis statistics & numerical data, CD4 Lymphocyte Count standards, CD4 Lymphocyte Count statistics & numerical data, Female, Health Services standards, Humans, Mozambique epidemiology, Pregnancy, Program Evaluation, Quality Indicators, Health Care standards, Quality Indicators, Health Care statistics & numerical data, HIV Infections prevention & control, Health Services statistics & numerical data, Infectious Disease Transmission, Vertical prevention & control
- Abstract
Introduction: Efforts to implement and take to scale highly efficacious, low-cost interventions to prevent mother-to-child HIV transmission (pMTCT) have been a cornerstone of reproductive health services in sub-Saharan Africa for over a decade. Yet efforts to increase access and utilization of these services remain far from optimal. This study developed and applied an approach to systematically classify pMTCT performance to identify modifiable health system factors associated with pMTCT performance which may be replicated in other pMTCT systems., Methods: Facility-level performance measures were collected at 30 sites over a 12-month period and reviewed for consistency. Five combinations of three indicators (1. HIV testing; 2. CD4 testing; 3. antiretroviral prophylaxis and combined antiretroviral therapy initiation) were compared including a composite of all three, a combination of 1. and 3., and each individually. Approaches were visually assessed to describe facility performance, focusing on rank order consistency across high, medium and low categories. Modifiable and non-modifiable factors were ascertained at each site and ranking process was reviewed to estimate association with facility performance through unadjusted Chi-square tests and logistic regression. After describing factors associated with high versus low performing pMTCT clinics, the effect of inclusion of the 10 middle performers was assessed., Results: The indicator most consistently associated with the reference composite indicator (HIV testing, antiretroviral prophylaxis and combined antiretroviral therapy) was the single measure of antiretroviral prophylaxis and combined antiretroviral therapy. Lower performing pMTCT clinics ranked consistently low across measurement strategies; high and middle performing clinics demonstrated more variability. Association between clinic characteristics and high pMTCT performance varied markedly across ranking strategies. Using the reference composite indicator, larger catchment area, higher number of institutional deliveries, onsite CD4 point-of-care capacity, and higher numbers of nurses and doctors were associated with high clinic performance while clinic location, NGO support, women's support group, community linkages patient-tracking systems and stock-outs were not associated with high performance., Conclusions: Classifying high and low performance provided consistent results across ranking measures, though granularity was improved by aggregating middle performers with either high or low performers. Human resources, catchment size and utilization were positively associated with effective pMTCT service delivery.
- Published
- 2014
- Full Text
- View/download PDF
36. Interprofessional education for collaborative practice: views from a global forum workshop.
- Author
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Cuff P, Schmitt M, Zierler B, Cox M, De Maeseneer J, Maine LL, Reeves S, Spencer HC, and Thibault GE
- Subjects
- Education, Professional, Internationality, Cooperative Behavior, Health Personnel education, Interdisciplinary Studies, Interprofessional Relations
- Published
- 2014
- Full Text
- View/download PDF
37. Interprofessional education in team communication: working together to improve patient safety.
- Author
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Brock D, Abu-Rish E, Chiu CR, Hammer D, Wilson S, Vorvick L, Blondon K, Schaad D, Liner D, and Zierler B
- Abstract
Background: Communication failures in healthcare teams are associated with medical errors and negative health outcomes. These findings have increased emphasis on training future health professionals to work effectively within teams. The Team Strategies and Tools to Enhance Performance and Patient Safety (TeamSTEPPS) communication training model, widely employed to train healthcare teams, has been less commonly used to train student interprofessional teams. The present study reports the effectiveness of a simulation-based interprofessional TeamSTEPPS training in impacting student attitudes, knowledge and skills around interprofessional communication., Methods: Three hundred and six fourth-year medical, third-year nursing, second-year pharmacy and second-year physician assistant students took part in a 4 h training that included a 1 h TeamSTEPPS didactic session and three 1 h team simulation and feedback sessions. Students worked in groups balanced by a professional programme in a self-selected focal area (adult acute, paediatric, obstetrics). Preassessments and postassessments were used for examining attitudes, beliefs and reported opportunities to observe or participate in team communication behaviours., Results: One hundred and forty-nine students (48.7%) completed the preassessments and postassessments. Significant differences were found for attitudes toward team communication (p<0.001), motivation (p<0.001), utility of training (p<0.001) and self-efficacy (p=0.005). Significant attitudinal shifts for TeamSTEPPS skills included, team structure (p=0.002), situation monitoring (p<0.001), mutual support (p=0.003) and communication (p=0.002). Significant shifts were reported for knowledge of TeamSTEPPS (p<0.001), advocating for patients (p<0.001) and communicating in interprofessional teams (p<0.001)., Conclusions: Effective team communication is important in patient safety. We demonstrate positive attitudinal and knowledge effects in a large-scale interprofessional TeamSTEPPS-based training involving four student professions.
- Published
- 2013
- Full Text
- View/download PDF
38. Health maintenance module improves BMD testing.
- Author
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Dewing K, Belza B, Zierler B, and Lacroix AZ
- Subjects
- Absorptiometry, Photon statistics & numerical data, Aged, Female, Humans, Mass Screening standards, Organizations, Nonprofit, Osteoporosis diagnosis, Practice Guidelines as Topic, Virginia, Bone Density, Decision Support Systems, Clinical, Mass Screening statistics & numerical data, Quality Assurance, Health Care methods
- Abstract
Clinical decision support systems can improve efficiency and standardization in patient care by flagging patient records due for recommended health maintenance screening. Despite the staggering numbers of people affected by osteoporosis, rates of bone mineral density screening by dual-emission X-ray absorptiometry remain low.
- Published
- 2013
- Full Text
- View/download PDF
39. Current trends in interprofessional education of health sciences students: a literature review.
- Author
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Abu-Rish E, Kim S, Choe L, Varpio L, Malik E, White AA, Craddick K, Blondon K, Robins L, Nagasawa P, Thigpen A, Chen LL, Rich J, and Zierler B
- Subjects
- Humans, Models, Organizational, Students, Health Occupations, Health Personnel education, Interdisciplinary Communication, Interdisciplinary Studies
- Abstract
There is a pressing need to redesign health professions education and integrate an interprofessional and systems approach into training. At the core of interprofessional education (IPE) are creating training synergies across healthcare professions and equipping learners with the collaborative skills required for today's complex healthcare environment. Educators are increasingly experimenting with new IPE models, but best practices for translating IPE into interprofessional practice and team-based care are not well defined. Our study explores current IPE models to identify emerging trends in strategies reported in published studies. We report key characteristics of 83 studies that report IPE activities between 2005 and 2010, including those utilizing qualitative, quantitative and mixed method research approaches. We found a wide array of IPE models and educational components. Although most studies reported outcomes in student learning about professional roles, team communication and general satisfaction with IPE activities, our review identified inconsistencies and shortcomings in how IPE activities are conceptualized, implemented, assessed and reported. Clearer specifications of minimal reporting requirements are useful for developing and testing IPE models that can inform and facilitate successful translation of IPE best practices into academic and clinical practice arenas.
- Published
- 2012
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- View/download PDF
40. A survey of nursing faculty needs for training in use of new technologies for education and practice.
- Author
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Nguyen DN, Zierler B, and Nguyen HQ
- Subjects
- Cross-Sectional Studies, Education, Distance, Female, Humans, Male, Manikins, Middle Aged, Nursing Informatics, Patient Simulation, Surveys and Questionnaires, Telenursing, Faculty, Nursing, Inservice Training, Needs Assessment
- Abstract
This study describes nursing faculty's use, knowledge of, and training needs associated with distance learning, simulation, telehealth, and informatics tools in nursing education and practice. Web-based surveys were completed by 193 faculty members from nursing schools in the western United States. More than half of the respondents were frequent users of distance learning and informatics tools. Approximately 66% of faculty reported they were competent with distance learning and informatics tools. Training and technical support for the use of distance learning was highest, yet 69% of faculty still reported a need for additional training. The availability of training and financial and technical support was associated with greater use of distance learning technologies (p < 0.05 for all). Although a key limitation of this survey was the overlapping definitions across the four technologies, the findings suggest nursing faculty perceive a need for training and support to effectively use educational technologies in nursing education., (Copyright 2011, SLACK Incorporated.)
- Published
- 2011
- Full Text
- View/download PDF
41. The Macy Interprofessional Collaborative Project, the University of Washington.
- Author
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Zierler B, Ross B, and Liner D
- Subjects
- Educational Measurement, Humans, Interprofessional Relations, Patient Care Team, Program Evaluation, Washington, Allied Health Personnel education, Education, Professional organization & administration, Interdisciplinary Studies, Models, Educational, Students, Health Occupations
- Abstract
Through multiyear grants awarded by the Macy and Hearst Foundations, the Macy Interprofessional Collaborative is in year two of developing a simulation-based, team training program. The program's overall goal is to improve the delivery of safe, high quality care by increasing interprofessional team communication. The training will be validated and incorporated into existing, credit-based curricula in health sciences schools and will include both a faculty development component and an exportable web-based toolkit for adaptation of the training at other health science institutions.
- Published
- 2010
42. Integrating problem-based learning in a nursing informatics curriculum.
- Author
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Demiris G and Zierler B
- Subjects
- Humans, Patient-Centered Care, Program Development, Program Evaluation, Students, Nursing, United States, Clinical Competence, Curriculum, Education, Distance, Education, Nursing methods, Nursing Informatics education, Problem-Based Learning
- Abstract
In recent years employers in health care organizations have been recognizing the need for nurses to enter the workforce with a set of informatics competencies. Numerous nursing informatics programs have been established worldwide. The challenge becomes to explore innovative tools that will equip nurses with the appropriate skills to utilize information technology to improve health care quality and patient safety and redesign health care services. This paper presents the introduction of problem-based learning (PBL) modules into an existing nursing informatics curriculum, the Clinical Informatics and Patient Centered Technologies Master program at the School of Nursing, University of Washington. Additionally, we discuss recommendations and challenges associated with the integration of PBL in nursing informatics graduate education including the need for facilitators, flexible technology platforms, promotion and documentation of group work, faculty training and supervision by a program committee., (Copyright 2009 Elsevier Ltd. All rights reserved.)
- Published
- 2010
- Full Text
- View/download PDF
43. Growth behavior of off-flavor-forming microorganisms in apple juice.
- Author
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Siegmund B and Pöllinger-Zierler B
- Subjects
- Bacillus metabolism, Food Preservation, Odorants analysis, Streptomyces griseus metabolism, Temperature, Bacillus growth & development, Beverages microbiology, Fruit microbiology, Malus microbiology, Streptomyces griseus growth & development, Taste
- Abstract
Alicyclobacillus acidoterrestris and Streptomyces griseus griseus are two bacteria species that are frequently found in apple juice as spoilage bacteria. They both show thermoacidophilic behavior, adapting to the low pH of the juices and being able to survive high temperatures. They are able to regerminate in the shelf-stable product and spoil the juice by the formation of off-flavor compounds (i.e., guaiacol and 2,6-dibromophenol as metabolites of A. acidoterrestris and 2-isopropyl-3-methoxypyrazine, 2-methylisoborneol, 2-isobutyl-3-methoxypyrazine, and geosmin as important metabolites of S. griseus). In this study the growth behavior of the strains and the impact on apple juice were investigated under different conditions (i.e., temperature, oxygen supply, and mutual influence of the strains). The off-flavor formation was monitored by GC-MS after headspace SPME and subsequent calculation of the odor activity values. The results showed that S. griseus grows and consequently spoils the product even at 4 degrees C, whereas A. acidoterrestris needs at least room temperature to show significant growth. Limited oxygen supply did not significantly reduce off-flavor formation for any of the strains. The simultaneous presence of the strains in the juice reduced the growth of both species; nevertheless, off-flavor was detected.
- Published
- 2007
- Full Text
- View/download PDF
44. Odor thresholds of microbially induced off-flavor compounds in apple juice.
- Author
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Siegmund B and Pöllinger-Zierler B
- Subjects
- Bacillaceae metabolism, Gas Chromatography-Mass Spectrometry, Humans, Streptomyces metabolism, Taste, Beverages analysis, Beverages microbiology, Fruit chemistry, Fruit microbiology, Malus, Odorants analysis
- Abstract
Microbially derived off-flavor is a major problem in apple juice production as it diminishes the sensory quality of the juice significantly. Fifteen relevant off-flavor compounds that are formed in apple juice, for example, by the strains Alicyclobacillus acidoterrestris and Actinomycetes (Streptomyces ssp.) were investigated with respect to their sensory relevance. The odor threshold values (i.e., detection and recognition values) were determined for all compounds in the matrix apple juice. Odor threshold values for fenchyl alcohol are reported here for the first time. The obtained values were set in relation to the limits of detection and quantification of a previously published GC-MS method. Eight tainted apple juice samples were analyzed for the presence of the 2 strains and the 15 off-flavor compounds. Both strains could be found in the samples; the presence of Streptomyces ssp. as spoilage bacteria of apple juice is reported for the first time. In samples with distinct off-flavor, 2-isopropyl-3-methoxypyrazine, 2-isobutyl-3-methoxypyrazine, 2-methylisoborneol, 1-octen-3-ol, fenchyl alcohol, geosmin, and guaiacol as well as 2,6-dibromophenol were determined in concentrations higher than the detection threshold.
- Published
- 2006
- Full Text
- View/download PDF
45. Barriers to the use of a personal health record by an elderly population.
- Author
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Lober WB, Zierler B, Herbaugh A, Shinstrom SE, Stolyar A, Kim EH, and Kim Y
- Subjects
- Access to Information, Aged, 80 and over, Data Collection, Feasibility Studies, Female, Humans, Male, Middle Aged, Public Housing, Washington, Aged, Attitude to Computers, Disabled Persons, Medical Records Systems, Computerized statistics & numerical data
- Abstract
Personal health records(PHRs) are proposed as a strategy to make health care delivery increasingly patient-centered. Yet little work has been done in understanding the workflows of patients in their own homes, or influence of access, cognitive, physical, or literacy barriers on workflow and outcomes of using health records. Many populations may require assistance in using PHRs to improve their health out-comes. We studied PHR use by an elderly and disabled population and describe those barriers encountered by our patients.
- Published
- 2006
46. Cardiac catheterization in children as outpatients: potential, eligibility, safety and costs.
- Author
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Arpagaus M, Gray D, and Zierler B
- Subjects
- Cardiac Catheterization adverse effects, Child, Child, Preschool, Cost-Benefit Analysis, Female, Humans, Infant, Insurance, Health, Reimbursement, Male, Retrospective Studies, Switzerland, Ambulatory Care economics, Cardiac Catheterization economics
- Abstract
Background: Outcomes and costs of inpatient versus outpatient pediatric cardiac catheterization have not been extensively evaluated., Methods: For a cost-consequence analysis, we reviewed the medical records and cost data in a Swiss pediatric hospital. We compared outcomes and costs of observed inpatient management versus hypothetical planned same-day discharge for patients meeting the outpatient catheterization criterions for an American pediatric hospital., Results: Among 346 catheterization admissions occurring from January, 1998 through December, 1999, 179 met the American criterions for outpatient catheterization. Complications observed, and/or nursing interventions begun within 5 hours of catheterization, might have required overnight observation in 41 of the 179 admissions (22.9%). The remaining 138 patients were stable at five hours, and presumably could have been discharged the day of the procedure. Routine pre-discharge imaging detected significant complications following three interventional procedures. Postulated costs from the perspective of the provider, counting hospital and physician expenditure were calculated for the Swiss franc in 2000 at a rate of 1.69 francs for each American dollar, averaged 10,946 francs per inpatient, versus 9790 francs for outpatient treatment (p < 0.001 by paired t-test). Estimated revenue deficits, calculated as costs minus reimbursement, averaged 8565 francs per inpatient versus 1756 francs per patient treated as an outpatient., Conclusions: Half the patients being catheterized in the Swiss hospital met the external criterions for attempted outpatient catheterization. Most might have been safely discharged on the same day, with modest savings in costs, and reduced deficits in terms of revenue. Routine predischarge imaging may be more important than overnight observation. Outpatient catheterization merits prospective evaluation in Switzerland.
- Published
- 2003
47. Screening for acute DVT: optimal utilization of the vascular diagnostic laboratory.
- Author
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Zierler BK
- Subjects
- Acute Disease, Clinical Laboratory Techniques economics, Clinical Laboratory Techniques statistics & numerical data, Cost-Benefit Analysis, Humans, Leg diagnostic imaging, Leg pathology, Mass Screening methods, Mass Screening standards, Predictive Value of Tests, Pulmonary Embolism complications, Pulmonary Embolism diagnosis, Pulmonary Embolism diagnostic imaging, Sensitivity and Specificity, Ultrasonography, Doppler, Duplex economics, Ultrasonography, Doppler, Duplex statistics & numerical data, Vascular Diseases diagnosis, Vascular Diseases diagnostic imaging, Vascular Diseases economics, Veins diagnostic imaging, Venous Thrombosis complications, Venous Thrombosis diagnostic imaging, Venous Thrombosis economics, Venous Thrombosis diagnosis
- Abstract
Since the introduction of venous duplex ultrasound scanning in the early 1980s, many articles have been published describing its use for the diagnosis of deep vein thrombosis (DVT) in symptomatic and asymptomatic high-risk patients. Although technological advances have improved B-mode imaging and Doppler signal processing in the last 2 decades, duplex ultrasonography still has limitations in the diagnosis of acute DVT. Besides those that are technological in nature, there also are limitations because of a lack of standards from one vascular laboratory to another. Studies vary according to the ultrasound techniques used, diagnostic criteria, number and types of patients studied, reimbursement guidelines, and compliance with established standards. Duplex examinations vary from unilateral to bilateral, limited to complete, proximal to distal, and imaging only to imaging combined with Doppler techniques. The sensitivity and specificity of duplex ultrasound for identifying symptomatic proximal DVT are in excess of 95%; however, these drop considerably for asymptomatic DVT in high-risk patients and in patients with isolated calf vein thrombosis. Nevertheless, the utilization of the vascular laboratory to screen for acute DVT in all patients, regardless of the limitations in specific populations, is increasing steadily, whereas reimbursement and the number of technologists available to perform these examinations is decreasing. To achieve optimal utilization of the vascular laboratory, national standards in the form of clinical pathways using evidence from the literature need to be developed and utilized. In addition, referring physicians need to be educated on the accuracy and limitations of duplex ultrasound scanning to avoid both overtreatment and undertreatment of acute DVT., (Copyright 2001 by W.B. Saunders Company)
- Published
- 2001
- Full Text
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48. Markers of plasma coagulation and fibrinolysis after acute deep venous thrombosis.
- Author
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Meissner MH, Zierler BK, Bergelin RO, Chandler WC, Manzo RA, and Strandness DE Jr
- Subjects
- Adult, Biomarkers analysis, Blood Coagulation, Female, Fibrinolysis, Follow-Up Studies, Humans, Male, Middle Aged, Probability, Sensitivity and Specificity, Venous Thrombosis, Fibrin Fibrinogen Degradation Products analysis, Fibrinogen analysis, Prothrombin analysis, Thrombophlebitis blood, Thrombophlebitis diagnosis
- Abstract
Objective: Plasma markers of coagulation and fibrinolysis have proved sensitive in the initial diagnosis of acute deep venous thrombosis (DVT). The purpose of this study was to examine the evolution and utility of measuring D-dimer and prothrombin fragment 1+2 (F 1+2) levels after an acute DVT., Methods: Subjects with DVT confirmed by ultrasonography had quantitative plasma D-dimer and F 1+2 levels determined before anticoagulation. Ultrasound scan and coagulation studies were repeated at 3, 7, and 14 days; 1 month; and every 3 months for 1 year., Results: Sixty-one patients with a median initial thrombus score of 3 (interquartile range, 2-7) were followed up for 266 days (interquartile range, 91.5-364 days). Initial D-dimer levels were elevated in 92.7% of patients and were associated with thrombus extent (P =.003), whereas F 1+2 levels were increased in 94.5% of patients and were lower in patients with isolated calf vein thrombosis (P =.001). Initial D-dimer (P =.002) and F 1+2 levels (P =.009) were significantly higher in the 26 (43%) patients with recurrent thrombosis during follow-up. Initial D-dimer levels of 2000 ng/mL or greater were predictive of recurrent events after both proximal and isolated calf vein thrombosis. Although interval increases in these markers had little value in detecting recurrent thrombotic events, D-dimer levels of 1000 ng/mL or greater and 500 ng/mL or greater had respective sensitivities of 89.3% and 100% in detecting early and late recurrences. Corresponding specificities were 35.6% and 53.9%., Conclusions: Initial D-dimer levels are determined by total thrombus load and remain elevated long after an acute DVT. F 1+2 levels are less sensitive to thrombus score and return to baseline more quickly. Initial levels of these markers may have some utility in predicting the risk of ultrasound scan-documented recurrences, whereas increased D-dimer levels are a sensitive but nonspecific marker of these events.
- Published
- 2000
- Full Text
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49. Deep venous thrombosis and superficial venous reflux.
- Author
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Meissner MH, Caps MT, Zierler BK, Bergelin RO, Manzo RA, and Strandness DE Jr
- Subjects
- Adolescent, Adult, Female, Humans, Male, Middle Aged, Regional Blood Flow, Ultrasonography, Doppler, Duplex, Venous Thrombosis diagnostic imaging, Venous Thrombosis physiopathology
- Abstract
Objective: Although superficial venous reflux is an important determinant of post-thrombotic skin changes, the origin of this reflux is unknown. The purpose of this study was to evaluate the frequency and etiologic mechanisms of superficial venous reflux after acute deep venous thrombosis (DVT)., Methods: Patients with a documented acute lower extremity DVT were asked to return for serial venous duplex ultrasound examinations at 1 day, 1 week, 1 month, every 3 months for the first year, and every year thereafter. Reflux in the greater saphenous vein (GSV) and lesser saphenous vein (LSV) was assessed by standing distal pneumatic cuff deflation., Results: Sixty-six patients with a DVT in 69 lower extremities were followed up for a mean of 48 (SD +/- 32) months. Initial thrombosis of the GSV was noted in 15 limbs (21.7%). At 8 years, the cumulative incidence of GSV reflux was 77.1% (SE +/- 0.11) in DVT limbs with GSV involvement, 28.9% (+/- 0.09%) in DVT limbs without GSV thrombosis, and 14.8% (+/- 0.05) in uninvolved contralateral limbs (P <.0001). For LSV reflux, the cumulative incidence in DVT limbs was 23.1% (+/- 0.06%) in comparison with 10% (+/- 0.06%) in uninvolved limbs (P =.06). In comparison with uninvolved contralateral limbs, the relative risk of GSV reflux for DVT limbs with and without GSV thrombosis was 8.7 (P <.001) and 1.4 (P =.5), respectively. The relative risk of LSV reflux in thrombosed extremities compared with uninvolved extremities was 3.2 (P =.07). Despite these observations, the fraction of observed GSV reflux that could be attributable to superficial thrombosis was only 49%., Conclusions: Superficial venous thrombosis frequently accompanies DVT and is associated with development of superficial reflux in most limbs. However, a substantial proportion of observed reflux is not directly associated with thrombosis and develops at a rate equivalent to that in uninvolved limbs.
- Published
- 2000
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50. Venous thrombus stability during acute phase of therapy.
- Author
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Caps MT, Meissner MH, Tullis MJ, Polissar NL, Manzo RA, Zierler BK, Chandler WL, and Strandness DE Jr
- Subjects
- Adult, Aged, Anticoagulants blood, Female, Heparin blood, Humans, Incidence, Male, Middle Aged, Proportional Hazards Models, Prospective Studies, Recurrence, Risk Factors, Survival Analysis, Venous Thrombosis blood, Venous Thrombosis epidemiology, Anticoagulants therapeutic use, Heparin therapeutic use, Ultrasonography, Doppler, Duplex, Venous Thrombosis diagnostic imaging, Venous Thrombosis drug therapy
- Abstract
The purpose of this study was to use serial venous duplex scans to document the status of deep venous thrombi during the early phase of therapy for acute, deep-vein thrombosis (DVT). A total of 71 consecutive participants treated for a first episode of acute DVT were monitored for new venous thrombosis using serial venous duplex scans. An average of 4.6 duplex scans were performed per patient (range, three to seven) during the 3-week study period. The cumulative incidence of contiguous/non-contiguous extension of the DVT at 3 weeks was 26% (95% CI = 14% to 38%). Nine of the 15 (60%) occurrences were asymptomatic. None of the classical risk factors for DVT was significantly associated with the development of new thrombi. The fraction of time during which the level of anticoagulation was considered 'adequate' (international normalized ratio > or =2.0 and/or heparin concentration > or =0.2 IU/ml) was inversely associated with the risk of extension/new thrombi (p = 0.01, Cox proportional hazards analysis). It was concluded that: (1) the frequency of contiguous/non-contiguous extension of venous thrombosis detectable during the first 3 weeks of therapy was higher than previously reported; (2) the majority of the occurrences were asymptomatic; and (3) the risk of developing this complication was inversely associated with the level of anticoagulation achieved.
- Published
- 1999
- Full Text
- View/download PDF
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