12 results on '"Dwyer R"'
Search Results
2. Stimuli used in the measurement of problematic sexual interests.
- Author
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Murphy, Lisa, Curry, Susan, Klapilová, Katerina, Dwyer, R. Gregg, Zikánová, Tereza, and Fedoroff, J. Paul
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PENIS physiology ,AUDIOVISUAL materials ,CREATIVE ability ,MEN'S health ,PLETHYSMOGRAPHY ,RESEARCH evaluation ,ATTITUDES toward sex - Abstract
Penile plethysmography (PPG) is the primary physiologic assessment method used to gauge sexual responses in adult men. Depending on the country or jurisdiction of assessment, stimuli used to elicit arousal can include videos, still images, and audio materials. It can depict a variety consenting and non-consenting sexual scenarios as well as neutral, non-sexual scenarios. Models in visual stimuli can be clothed, semi-clothed, or nude. Variation in stimuli modality and the type of sexual interest being tested can have a large impact on PPG outcomes. This paper reviews research on types of PPG stimuli, the different sexual interests being assessed, reliability and validity, and the impact of anonymizing models depicted in assessment materials. Innovations in stimuli development in three labs located in Canada, the United States, and the Czech Republic are also discussed. The work done in these three labs and the broader range of research on assessment stimuli are presented to highlight the need for a unified, multi-site, standardized approach to assess problematic sexual interests and their change in response to treatment. [ABSTRACT FROM AUTHOR]
- Published
- 2019
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3. Sodium iodide symporter-mediated radioiodide imaging and therapy of ovarian tumor xenografts in mice.
- Author
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Dwyer, R. M., Bergert, E. R., O'Connor, M. K., Gendler, S. J., and Morris, J. C.
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OVARIAN cancer , *OVARIES , *CANCER patients , *SODIUM iodide , *IODIDES - Abstract
Ovarian cancer represents the fifth leading cause of cancer death among women in the United States, with >16 000 deaths expected this year. This study was carried out to investigate the potential of sodium iodide symporter (NIS)-mediated radioiodide therapy as a novel approach for ovarian cancer treatment. Radioiodide is routinely and effectively used for the treatment of benign and malignant thyroid disease as a result of native thyroidal expression of NIS, which mediates iodide uptake. In vitro gene transfer studies in ovarian cancer cells revealed a 12- and five-fold increase in iodide uptake when transduced with Ad/CMV/NIS or Ad/MUC1/NIS, respectively. Western blot/immunohistochemistry confirmed NIS protein expression. In vivo ovarian tumor xenografts were infected with the adenoviral constructs. 123I imaging revealed a clear image of the CMV/NIS-transduced tumor, with a less intense image apparent following infection with MUC1/NIS. Therapeutic doses of 131I following CMV/NIS infection caused a mean 53% reduction in tumor volume (P<0.0001). MUC1/NIS-transduced tumors did not regress, although at 8 weeks following therapy, tumor volume was significantly less that of control animals (166 versus 332%, respectively, P<0.05). This study represents a promising first step investigating the potential for NIS-mediated radioiodide imaging and therapy of ovarian tumors.Gene Therapy (2006) 13, 60–66. doi:10.1038/sj.gt.3302599; published online 25 August 2005 [ABSTRACT FROM AUTHOR]
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- 2006
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4. The Need for Change.
- Author
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Dwyer, R. Gregg and Laufersweiler-Dwyer, Deborah L.
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POLICE training , *POLICE , *ADULT learning , *SOCIAL problems - Abstract
Discusses the need for community-oriented police training in the U.S. Principles of an andragogical model of police training; Significance of the andragogical approach in educating recruits on solving real-world or social problems; Details of the integration of pedagogical and andragogical models of police education.
- Published
- 2004
5. Standardization of Penile Plethysmography Testing in Assessment of Problematic Sexual Interests.
- Author
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Murphy, Lisa, Ranger, Rebekah, Fedoroff, J. Paul, Stewart, Hannah, Dwyer, R. Gregg, and Burke, William
- Subjects
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PENIS physiology , *PLETHYSMOGRAPHY , *SEXUAL dysfunction , *SEXUAL excitement , *STIMULUS & response (Biology) - Abstract
Penile plethysmography ( PPG) is an objective measure of sexual arousal for men, commonly used to assess sexual arousal to both abnormal (i.e., paraphilic) and normal stimuli. While PPG has become a standard measure in the assessment and treatment of male sex offenders and men with paraphilic interests in both Canada and the United States, there is a lack of standardization of stimulus sets and interpretation of results between sites. The current article critically reviews the current state of the art while highlighting clinical and research efforts that may be undertaken in an attempt to reduce issues arising from lack of standardization across sites. Types and themes of stimulus sets, assessment apparatuses, laboratory preparation, and testing procedures are discussed. The continued development of standardized testing protocol and procedures across multiple international sites continues to be encouraged to promote unified PPG administration and interpretation, thus further enhancing the practical utility of the measurements and decreasing inter-rater discrepancies and error. Murphy L, Ranger R, Fedoroff JP, Stewart H, Dwyer RG, and Burke W. Standardization of penile plethysmography testing in assessment of problematic sexual interests. J Sex Med 2015;12:1853-1861. [ABSTRACT FROM AUTHOR]
- Published
- 2015
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6. The Impact of Anonymity in Emergency Medicine Morbidity and Mortality Conferences: Findings from a National Survey of Resident Physicians.
- Author
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Aaronson EL, Wittels K, Dwyer R, Nadel E, Gallahue F, Baker O, Fee C, Tubbs R, and Schuur J
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- Accreditation, Confidentiality, Humans, Morbidity, Mortality, Organizational Culture, Safety, Students, Medical psychology, Surveys and Questionnaires, United States, Emergency Medicine education, Internship and Residency
- Abstract
Introduction: Although the Accreditation Council for Graduate Medical Education mandates structured case review and discussion as a part of residency training, there remains little guidance on how best to structure these conferences to cultivate a culture of safety, promote learning, and ensure that system-based improvements can be made. We hypothesized that anonymous case discussion was associated with a more effective, and less punitive, morbidity and mortality (M&M) conference. Secondarily, we were interested in determining whether this core structural element was correlated with the culture of safety at an institution., Methods: We conducted a national survey at 33 emergency medicine residency programs evaluating residents' perceptions of M&M and the culture of safety at their institutions. Data was analyzed using descriptive statistics and bivariate analyses. We summarized Likert scores using mean and 95% confidence intervals. We also performed content analysis of the free-text comments and report on the themes identified., Results: There were 1248 residents at the 33 programs surveyed. Of the 1002 who replied (80.3% response rate), 231 respondents reported anonymous case presentations and 744 reported non-anonymous case presentations. Residents at programs with anonymous case presentations were more likely to report that M&M was non-punitive. There were no other significant differences between anonymous and non-anonymous case presentations on any of the culture of safety domains measured. When these comments were systematically analyzed and coded, we found that the comments related to anonymity were both positive and negative. Among the themes identified were anonymity's impact on punitive response to error, the ability to learn from cases, and professional responsibility., Conclusion: Anonymous M&Ms are associated with a perception of a less-punitive M&M and with better ratings in several conference-specific outcomes; however, there appears to be no association between the other Agency for Healthcare Research and Quality culture of safety scores and anonymity in M&M.
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- 2019
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7. Moral Controversy and Working with Colleagues with a Shared Ethical/Moral Outlook: A National Survey of US Primary Care Physicians.
- Author
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Choi KJ, Tak HJ, Dwyer R, Mousa P, Barreras N, Dawahir W, Christou T, and Yoon JD
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- Female, Humans, Male, Middle Aged, Retrospective Studies, Spirituality, United States, Attitude of Health Personnel, Ethics, Medical, Morals, Physician-Patient Relations ethics, Physicians, Primary Care ethics, Religion and Medicine, Surveys and Questionnaires
- Abstract
Objectives: This study assesses physicians' attitudes on the importance of working with colleagues who share the same ethical or moral outlook regarding morally controversial healthcare practices and examines the association of physicians' religious and spiritual characteristics with these attitudes., Methods: We conducted a secondary data analysis of a 2009 national survey that was administered to a stratified random sample of 1504 US primary care physicians (PCPs). In that dataset, physicians were asked: "For you personally, how important is it to work with colleagues who share your ethical/moral outlook regarding morally controversial health care practices?" We examined associations between physicians' religious/spiritual characteristics and their attitudes toward having a shared ethical/moral outlook with colleagues., Results: Among eligible respondents, the response rate was 63% (896/1427). Overall, 69% of PCPs indicated that working with colleagues who share their ethical/moral outlook regarding morally controversial healthcare practices was either very important (23%) or somewhat important (46%). Physicians who were more religious were more likely than nonreligious physicians to report that a shared ethical/moral outlook was somewhat/very important to them ( P < 0.001 for all measures of religiosity, including religious affiliation, attendance at religious services, intrinsic religiosity, and importance of religion as well as spirituality). Physicians with a high sense of calling were more likely than those with a low sense of calling to report a high importance of having a shared ethical/moral outlook with colleagues regarding morally controversial healthcare practices (multivariate odds ratio 2.5, 95% confidence interval 1.5-4.1)., Conclusions: In this national study of PCPs, physicians who identified as religious, spiritual, or having a high sense of calling were found to place a stronger emphasis on the importance of shared ethical/moral outlook with work colleagues regarding morally controversial healthcare practices. Moral controversy in health care may pose a particular challenge for physicians with lower commitments to theological pluralism.
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- 2019
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8. A survey of United States dairy hoof care professionals on costs associated with treatment of foot disorders.
- Author
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Dolecheck KA, Dwyer RM, Overton MW, and Bewley JM
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- Animals, Cattle, Cattle Diseases therapy, Costs and Cost Analysis, Female, Foot Diseases economics, Foot Diseases therapy, Lactation, Lameness, Animal, Surveys and Questionnaires, United States, Cattle Diseases economics, Dairying economics, Foot Diseases veterinary, Hoof and Claw pathology
- Abstract
The objective of this study was to collect information regarding hoof care professionals' billing practices and to gather their opinions about foot disorders and the value of their prevention. Responses were gathered from veterinarians (n = 18) and hoof trimmers (n = 116) through both online and paper survey platforms. Because of the limited number of respondents, veterinarian responses were not further analyzed. Of the 6 foot disorders included in the survey, the treatment cost per case was greatest for toe ulcers (mean ± standard deviation; $20.2 ± 8.5), sole ulcers ($19.7 ± 8.6), white line disease ($19.5 ± 8.1), and thin soles ($18.1 ± 8.1), and least for infectious disorders (foot rot and digital dermatitis; $8.0 ± 7.6 and $7.5 ± 9.6, respectively). Of the disorders, digital dermatitis represented most of the foot disorder cases treated by respondents over the past year (43.9 ± 20.4%), whereas toe ulcers and thin soles represented the least (5.3 ± 4.1 and 5.3 ± 5.7%, respectively). Respondents that served mostly large herds (>500 lactating cows) reported a lower prevalence of digital dermatitis (31.6 ± 4.2 vs. 44.4 ± 3.4 and 46.7 ± 3.2% in small and medium herds, respectively) and a higher prevalence of sole ulcers (23.1 ± 3.0 vs. 13.4 ± 2.4 and 13.3 ± 2.3% in small and medium herds, respectively). Region of the United States (Northeast, Midwest, or other) also influenced foot disorder prevalence; respondents from the Northeast reported more sole ulcers than respondents from other regions (22.1 ± 2.3 vs. 12.4 ± 3.3%). When respondents were asked which disorder was associated with the greatest total cost per case to the producer (treatment and labor costs plus the reduction in milk yield, reduced reproductive performance, and so on), hoof trimmers ranked digital dermatitis as having the greatest total cost per case and thin soles as having the least total cost per case. Finally, respondents indicated that the most important benefits of reducing foot disorders were enhanced animal welfare and increased milk production, whereas the least important benefit was reduced veterinary and hoof trimmer fees. Results from this survey can be used to improve the accuracy of foot disorder cost estimates and contribute to better decision-making regarding both foot disorder treatment and prevention., (Copyright © 2018 American Dairy Science Association. Published by Elsevier Inc. All rights reserved.)
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- 2018
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9. Outcome assessment in cellulitis clinical trials: is telephone follow up sufficient?
- Author
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Nambudiri VE, Dwyer RC, Camargo CA Jr, Kupper TS, and Pallin DJ
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- Adolescent, Adult, Aged, Child, Child, Preschool, Humans, Middle Aged, Treatment Outcome, United States, Young Adult, Anti-Bacterial Agents administration & dosage, Cellulitis drug therapy, Cephalexin administration & dosage, Clinical Trials as Topic, Interviews as Topic, Trimethoprim, Sulfamethoxazole Drug Combination administration & dosage
- Abstract
The US Food and Drug Administration has scrutinized clinical trial methodology in cellulitis, partly because the definition and timing of cure are debatable. We analysed the validity of telephone self-report as a proxy for in-person follow up in a cellulitis treatment trial comparing cephalexin alone with cephalexin-plus-trimethoprim/sulfamethoxazole. Our results demonstrate poor agreement between these two methods of outcome determination and have implications for future cellulitis clinical trial design and clinical management., (Copyright © 2015 European Society of Clinical Microbiology and Infectious Diseases. Published by Elsevier Ltd. All rights reserved.)
- Published
- 2015
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10. The management of sex offenders: perspectives for psychiatry.
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Saleh FM, Grudzinskas AJ Jr, Malin HM, and Dwyer RG
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- Antisocial Personality Disorder diagnosis, Antisocial Personality Disorder psychology, Antisocial Personality Disorder rehabilitation, Commitment of Mentally Ill legislation & jurisprudence, Dangerous Behavior, Diagnosis, Differential, Humans, Mental Disorders diagnosis, Mental Disorders psychology, Mental Disorders rehabilitation, Paraphilic Disorders rehabilitation, Risk Management legislation & jurisprudence, Sex Offenses prevention & control, United States, Expert Testimony legislation & jurisprudence, Paraphilic Disorders diagnosis, Paraphilic Disorders psychology, Sex Offenses legislation & jurisprudence, Sex Offenses psychology
- Abstract
In the effort to identify and manage sex offenders, the differences between legal and medical/psychiatric terminology and approaches are readily apparent. This article discusses the different definitions and approaches of the two fields and considers both the behaviors that create risk to others and the strategies for reducing that risk. Particular attention is paid to the subcategory of paraphilic sex offenders. Treatment goals, modalities, and efficacies are discussed, as are evolving legal strategies for risk control and the need for interaction between law and medicine/psychiatry in order to accomplish common goals of risk management.
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- 2010
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11. Mainstream smoke constituent yields and predicting relationships from a worldwide market sample of cigarette brands: ISO smoking conditions.
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Counts ME, Hsu FS, Laffoon SW, Dwyer RW, and Cox RH
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- Benchmarking, Reference Standards, Regression Analysis, Smoke analysis, Tars analysis, Nicotiana chemistry, Tobacco Industry standards, United States, Tobacco Smoke Pollution analysis
- Abstract
The study objective is evaluation of a benchmark approach for predicting mainstream smoke constituent machine-yields for conventional cigarette brands from worldwide markets. Results for ISO smoke yields support the validity of benchmarking when brands, for which yields are to be predicted, have design characteristics within boundaries established by the exploratory brands. Yields of ISO-method mainstream smoke constituents were generally well described by weighted least squares regression relationships with ISO tar (R2>0.80 and coefficient p values <0.05). The impact of the varied chemical composition of cigarette tobaccos from different regions on smoke constituent yields was recognized. Mainstream smoke nitrogen oxides and tobacco-specific nitrosamine (TSNA) yield prediction relationships improved by including tobacco nitrate or TSNA concentration factors in respective independent parameters. For carbon-filter brands, inclusion of a carbon factor improved the predicting relationships for several vapor-phase constituents. Relationships were validated with a subset of additional validation brands. Greater than 90% of the validation brands' smoke chemistry yields were within the 95% prediction intervals. Average differences between measured and predicted yields were generally within the range of one to two measurement standard deviations. The estimation methods proposed relate to machine-smoking conditions and are not intended to reflect the actual exposure of any given consumer to smoke constituents.
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- 2004
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12. Analysis of serotypes and electropherotypes of equine rotaviruses isolated in the United States.
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Hardy ME, Woode GN, Xu ZC, Williams JD, Conner ME, Dwyer RM, and Powell DG
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- Animals, Electrophoresis, Polyacrylamide Gel, Female, Horse Diseases microbiology, Pregnancy, RNA, Viral genetics, RNA, Viral isolation & purification, Rotavirus genetics, Rotavirus isolation & purification, Rotavirus Infections microbiology, Rotavirus Infections veterinary, Serotyping, United States, Horses microbiology, Rotavirus classification
- Abstract
Equine group A rotaviruses isolated over a 10-year period in New York State, New Jersey, Kentucky, and Texas were compared serotypically and electropherotypically. All isolates were determined to be serotype 3 by reaction with hyperimmune antiserum to the serotype 3 H-2 strain of equine rotavirus. All displayed RNA electrophoretic migration patterns related to that of the H-2 strain but distinct from that of serotype 5 strain H-1. A serologic survey of 184 mares in Kentucky, which was done to determine the incidence of H-1 and H-2 infections, showed geometric mean serum neutralizing titers to the H-2 strain of equine rotavirus to be significantly higher than those to the H-1 strain. These data suggest that the serotype 3 H-2 strain is the dominant equine rotavirus in Kentucky and perhaps elsewhere in the United States. We were unable to produce confirmational evidence that the H-1 strain occurs as a natural infection in the United States.
- Published
- 1991
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