5,011 research outputs found

    Social Determinants of Discrimination and Access to Health Care among Transgender Women in Oregon

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    Purpose: Transgender women in the United States experience health disparities and limited access to gender-affirming health services. This study describes the social determinants of health that shape access to health services for transgender women in Oregon, a state with a high tally of gender-affirming policies. Methods: We conducted qualitative interviews with 25 transgender women between 18 and 39 years of age. Interviews explored the social, economic, cultural, and legal factors that shape access to health. A Qualtrics survey captured sociodemographic characteristics. We identified facilitators and barriers to accessing gender-affirming services using thematic analysis of qualitative data. Results: Our participants perceived gender-affirming health services in Oregon to be relatively trans-friendly, compared to other parts of the United States. This perception drew several transgender women in our sample to migrate to Oregon from other “more conservative” states. Facilitators included ease with legal name change (60% had completed), inclusiveness of hormone therapy in the Oregon Health Plan, and availability of informed consent hormone therapy. However, for our participants, economic and social discrimination were major limiting factors to accessing and navigating health services. Social factors exacerbated difficulties navigating and understanding health systems to achieve coverage; 20% had insurance that did not cover hormone therapy. Specialized surgeons were located in urban/suburban centers; electrolysis coverage was limited; and 10% had gender-affirming surgery. Conclusion: This study indicates that services are necessary to assist with navigating access to gender-affirming health care, even in affirming policy contexts like Oregon

    Endocuff Vision Reduces Inspection Time Without Decreasing Lesion Detection in a Randomized Colonoscopy Trial

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    Background & Aims Mucosal exposure devices improve detection of lesions during colonoscopy and have reduced examination times in uncontrolled studies. We performed a randomized trial of Endocuff Vision vs standard colonoscopy to compare differences in withdrawal time (the primary end point). We proposed that Endocuff Vision would allow complete mucosal inspection in a shorter time without impairing lesion detection. Methods Adults older than 40 years undergoing screening or surveillance colonoscopies were randomly assigned to the Endocuff group (n=101, 43.6% women) or the standard colonoscopy group (n=99; 57.6% women). One of 2 experienced endoscopists performed the colonoscopies, aiming for a thorough evaluation of the proximal sides of all haustral folds, flexures, and valves in the shortest time possible. Inspection time was measured with a stopwatch and calculated by subtracting washing, suctioning, polypectomy and biopsy times from total withdrawal time. Results There were significantly fewer women in the Endocuff arm (P = .0475) but there were no other demographic differences between groups. Mean insertion time with Endocuff was 4.0 min vs 4.4 min for standard colonoscopy (P = .14). Mean inspection time with Endocuff was 6.5 min vs 8.4 min for standard colonoscopy (P < .0001). Numbers of adenomas detected per colonoscopy (1.43 vs 1.07; P = .07), adenoma detection rate (61.4% vs 52%; P = .21), number of sessile serrated polyps per colonoscopy (0.27 vs 0.21; P = .12), and sessile serrated polyp detection rate (19.8% vs 11.1%; P = .09) were all higher with Endocuff Vision. Results did not differ significantly when we controlled for age, sex, or race. Conclusion In a randomized trial, we found inclusion of Endocuff in screening or surveillance colonoscopies to decrease examination time without reducing lesion detection

    Biological Consequences of Tightly Bent DNA: The Other Life of a Macromolecular Celebrity

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    The mechanical properties of DNA play a critical role in many biological functions. For example, DNA packing in viruses involves confining the viral genome in a volume (the viral capsid) with dimensions that are comparable to the DNA persistence length. Similarly, eukaryotic DNA is packed in DNA-protein complexes (nucleosomes) in which DNA is tightly bent around protein spools. DNA is also tightly bent by many proteins that regulate transcription, resulting in a variation in gene expression that is amenable to quantitative analysis. In these cases, DNA loops are formed with lengths that are comparable to or smaller than the DNA persistence length. The aim of this review is to describe the physical forces associated with tightly bent DNA in all of these settings and to explore the biological consequences of such bending, as increasingly accessible by single-molecule techniques.Comment: 24 pages, 9 figure

    A time for dogma, a time for the Bible, a time for condoms: building a catholic theology of prevention in the face of public health policies at Casa Fonte Colombo in Porto Alegre, Brazil

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    The Casa Fonte Colombo (CFC) is a religious organisation that assists people living with HIV/AIDS (PLWHA). The funding for its activities comes from public sources such as the Brazilian National STD/AIDS Program as well as the Catholic Church. Capuchin (Franciscan) priests run the CFC, and it has an extensive group of volunteers made up mostly of women. Between 2006 and 2009, we observed daily life at the Casa Fonte Colombo and interviewed priests, volunteers, employees, service providers, and clients. We also attended meetings, group sessions, and celebrations. Everyday actions carried out by the CFC reveal the efforts to resolve the tension between the position of the Catholic Church and the Brazilian state in the politics of AIDS. These efforts affirm that the Casa Fonte Colombo presents itself as a space where the position of the Catholic Church, as much as the politics of public health, are re-worked, giving way to a progressive act of Catholic prevention and assistance for AIDS, that we call “theology of prevention.

    A computational study of aortic insufficiency in patients supported with continuous flow left ventricular assist devices: Is it time for a paradigm shift in management?

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    Background: De novo aortic insufficiency (AI) following continuous flow left ventricular assist device (CF-LVAD) implantation is a common complication. Traditional early management utilizes speed augmentation to overcome the regurgitant flow in an attempt to augment net forward flow, but this strategy increases the aortic transvalvular gradient which predisposes the patient to progressive aortic valve pathology and may have deleterious effects on aortic shear stress and right ventricular (RV) function. Materials and methods: We employed a closed-loop lumped-parameter mathematical model of the cardiovascular system including the four cardiac chambers with corresponding valves, pulmonary and systemic circulations, and the LVAD. The model is used to generate boundary conditions which are prescribed in blood flow simulations performed in a three-dimensional (3D) model of the ascending aorta, aortic arch, and thoracic descending aorta. Using the models, impact of various patient management strategies, including speed augmentation and pharmacological treatment on systemic and pulmonary (PA) vasculature, were investigated for four typical phenotypes of LVAD patients with varying degrees of RV to PA coupling and AI severity. Results: The introduction of mild/moderate or severe AI to the coupled RV and pulmonary artery at a speed of 5,500 RPM led to a reduction in net flow from 5.4 L/min (no AI) to 4.5 L/min (mild/moderate) to 2.1 L/min (severe). RV coupling ratio (Ees/Ea) decreased from 1.01 (no AI) to 0.96 (mild/moderate) to 0.76 (severe). Increasing LVAD speed to 6,400 RPM in the severe AI and coupled scenario, led to a 42% increase in net flow and a 16% increase in regurgitant flow (RF) with a nominal decrease of 1.6% in RV myocardial oxygen consumption (MVO2). Blood pressure control with the coupled RV with severe AI at 5,500 RPM led to an 81% increase in net flow with a 15% reduction of RF and an 8% reduction in RV MVO2. With an uncoupled RV, the introduction of mild/moderate or severe AI at a speed of 5,500 RPM led to a reduction in net flow from 5.0 L/min (no AI) to 4.0 L/min (mild/moderate) to 1.8 L/min (severe). Increasing the speed to 6,400 RPM with severe AI and an uncoupled RV increased net flow by 45%, RF by 15% and reduced RV MVO2 by 1.1%. For the uncoupled RV with severe AI, blood pressure control alone led to a 22% increase in net flow, 4.2% reduction in RF, and 3.9% reduction in RV MVO2; pulmonary vasodilation alone led to a 18% increase in net flow, 7% reduction in RF, and 26% reduction in RV MVO2; whereas, combined BP control and pulmonary vasodilation led to a 113% increase in net flow, 20% reduction in RF and 31% reduction in RV MVO2. Compared to speed augmentation, blood pressure control consistently resulted in a reduction in WSS throughout the proximal regions of the arterial system. Conclusion: Speed augmentation to overcome AI in patients supported by CF-LVAD appears to augment flow but also increases RF and WSS in the aorta, and reduces RV MVO2. Aggressive blood pressure control and pulmonary vasodilation, particularly in those patients with an uncoupled RV can improve net flow with more advantageous effects on the RV and AI RF

    Mental and Social Health Impacts the Use of Protective Behavioral Strategies in Reducing Risky Drinking and Alcohol Consequences

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    The present study is the first to examine the moderating effects of mental and social health status in the relationship between protective behavioral strategies utilized to reduce high risk drinking (e.g., alternating alcoholic and nonalcoholic drinks or avoiding drinking games) and alcohol outcomes (drinking variables and alcohol-related negative consequences) among first-year college females (N = 128). Findings revealed that protective behaviors were particularly effective in reducing both alcohol consumption and related risks among participants reporting lower mental health as compared to higher mental health. Further, participants with higher social health who utilized protective behaviors consumed significantly fewer maximum drinks per occasion than did peers who also employed protective behaviors but reported lower social health. Explanation of findings and implications for campus intervention initiatives are discussed

    Is it Possible to Care for Ecosystems? Policy Paralysis and Ecosystem Management

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    Conservationists have two types of arguments for why we should conserve ecosystems: instrumental and intrinsic value arguments. Instrumental arguments contend that we ought to conserve ecosystems because of the benefits that humans, or other morally relevant individuals, derive from ecosystems. Conservationists are often loath to rely too heavily on the instrumental argument because it could potentially force them to admit that some ecosystems are not at all useful to humans, or that if they are, they are not more useful than alternative configurations of those ecosystems. Consequently, conservationists often resort to an intrinsic value argument, contending that ecosystems are objectively valuable as ends in themselves, rather than merely as means to an end. If ecosystems have intrinsic value, then they have moral standing, which means that we must consider their needs and interests in any decisions we make about them. This paper concerns the significance of this move for..

    The differential impact of relational health on alcohol consumption and consequences in first year college women

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    The Relational Health Indices (RHI) is a relatively new measure that assesses the strength of relationships. It has been found that relational health has a protective factor for women, such that it enhances positive experiences and limits negative ones. The current study is the first to use the RHI to examine the effect of relational health on alcohol consumption and alcohol consequences. First year college women were given questionnaires assessing relational health, drinking motives, and alcohol use in their first few months at a mid-sized, private university. Due to the social nature of college settings, it was predicted that relational health would moderate the relationship between motives and alcohol consumption. Further, due to the protective factor of relational health, it was predicted that relational health would attenuate the relationship between drinking and negative consequences. These hypotheses were supported. Relational health, moderated the relationship between both social and coping drinking motives and drinking, such that women with strong relational health towards their peers and community who also had high social and coping motives, drank more than those with weaker relationships. Paradoxically, relational health also moderated the relationship between drinking and consequences such that heavy drinking women with strong relational health experienced fewer negative consequences than women with weaker relational health. Results indicate that although relational health is associated with an increase in alcohol consumption, it may also serve as a protective factor for alcohol-related negative consequences. Future research and interventions may seek to de-link the relational health-drinking connection in the college student environment
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