638 research outputs found

    No budget, no worries: Free and open source publishing software in biomedical publishing

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    Open Medicine (http://www.openmedicine.ca) is an electronic open access, peer-reviewed general medical journal that started publication in April 2007. The editors of Open Medicine have been exploring the use of Free and Open Source Software (FOSS) in constructing an efficient and sustainable publishing model that can be adopted by other journals. The goal of using FOSS is to minimize scarce financial resources and maximize return to the community by way of software code and high quality articles. Using information collected through archived documents and interviews with key editorial and technical staff responsible for journal development, this paper reports on the incorporation of FOSS into the production workflow of Open Medicine. We discuss the different types of software used; how they interface; why they were chosen; and the successes and challenges associated with using FOSS rather than proprietary software. These include the flagship FOSS office and graphics packages (OpenOffice, The GIMP, Inkscape), the content management system Drupal to run our Open Medicine Blog, wiki software MediaWiki to communicate and archive our weekly editorial and operational meeting agenda, minutes and other documents that the team can collectively edit, Scribus for automated layout and VOIP software Skype and OpenWengo to communicate. All software can be run on any of the main operating systems, including the free and open source GNU/Linux Operating system. Journal management is provided by Open Journal Systems, developed by the Public Knowledge Project (http://pkp.sfu.ca/?q=ojs). OJS assists with every stage of the refereed publishing process, from submissions, assignment of peer reviewers, through to online publication and indexing. The Public Knowledge Project has also recently developed Lemon8-XML (http://pkp.sfu.ca/ lemon8), which automates the conversion of text document formats to XML, enabling structured markup of content for automated searching and indexing. As XML is required for inclusion in PubMed Central, this integrated, semi-automated processing of manuscripts is a key ingredient for biomedical publishing, and Lemon8-XML has significant resource implications for the many journals where XML conversion is currently done manually or with proprietary software. Conversion to XML and the use of Scribus has allowed semi-automated production of HTML and PDF documents for online publication, representing another significant resource saving. Extensive use of free and open source software by Open Medicine serves as a unique case study for the feasibility of FOSS use for all journals in scholarly publishing. It also demonstrates how innovative use of this software adds to a more sustainable publishing model that is replicable worldwide

    Mentoring at the University of Pennsylvania: Results of a Faculty Survey

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    BACKGROUND: Research suggests mentoring is related to career satisfaction and success. Most studies have focused on junior faculty. OBJECTIVE: To explore multiple aspects of mentoring at an academic medical center in relation to faculty rank, track, and gender. DESIGN: Cross-sectional mail survey in mid-2003. PARTICIPANTS: Faculty members, 1,432, at the University of Pennsylvania School of Medicine MEASUREMENTS: Self-administered survey developed from existing instruments and stakeholders. RESULTS: Response rate was 73% (n = 1,046). Most (92%) assistant and half (48%) of associate professors had a mentor. Assistant professors in the tenure track were most likely to have a mentor (98%). At both ranks, the faculty was given more types of advice than types of opportunities. Satisfaction with mentoring was correlated with the number of types of mentoring received (r = .48 and .53, P < .0001), job satisfaction (r = .44 and .31, P < .0001), meeting frequency (r = .53 and .61, P < .0001), and expectation of leaving the University within 5 years (Spearman r = −.19 and −.18, P < .0001), at the assistant and associate rank, respectively. Significant predictors of higher overall job satisfaction were associate rank [Odds ratio (OR) = 2.04, CI = 1.29–3.21], the 10-point mentoring satisfaction rating (OR = 1.27, CI = 1.17–1.35), and number of mentors (OR = 1.60, CI = 1.20–2.07). CONCLUSIONS: Having a mentor, or preferably, multiple mentors is strongly related to satisfaction with mentoring and overall job satisfaction. Surprisingly, few differences were related to gender. Mentoring of clinician–educators, research track faculty, and senior faculty, and the use of multiple mentors require specific attention of academic leadership and further study

    Location Advantages, Governance Quality, Stock Market Development and Firm Characteristics as Antecedents of African M&As

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    This study explores firm- and country-specific antecedents of African M&As. We use one of the largest datasets to-date consisting of 1,490 unique African firms (11,183 firm-year observations) from 1996 to 2012. Our results suggest that improvements in time-varying country-level factors, including location advantages (market size, human capital and efficiency opportunities), national governance quality, and stock market development are associated with an increase in the volume of M&A activity. Consistent with the resource-curse paradox, high resource endowments are not associated with increased levels of M&A. In support of the management inefficiency but contrary to the traditional firm size hypotheses, African targets are generally characterised by declining stock returns and accounting profitability but are more likely to be larger firms; suggesting the presence of information asymmetry concerns in their selection. Notwithstanding, we find evidence of heterogeneity across countries with inconsistent support for established target prediction hypotheses. A model which combines firm- and country- specific factors better explains observed variations in African M&A activity

    HIV Prevention in Care and Treatment Settings: Baseline Risk Behaviors among HIV Patients in Kenya, Namibia, and Tanzania.

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    HIV care and treatment settings provide an opportunity to reach people living with HIV/AIDS (PLHIV) with prevention messages and services. Population-based surveys in sub-Saharan Africa have identified HIV risk behaviors among PLHIV, yet data are limited regarding HIV risk behaviors of PLHIV in clinical care. This paper describes the baseline sociodemographic, HIV transmission risk behaviors, and clinical data of a study evaluating an HIV prevention intervention package for HIV care and treatment clinics in Africa. The study was a longitudinal group-randomized trial in 9 intervention clinics and 9 comparison clinics in Kenya, Namibia, and Tanzania (N = 3538). Baseline participants were mostly female, married, had less than a primary education, and were relatively recently diagnosed with HIV. Fifty-two percent of participants had a partner of negative or unknown status, 24% were not using condoms consistently, and 11% reported STI symptoms in the last 6 months. There were differences in demographic and HIV transmission risk variables by country, indicating the need to consider local context in designing studies and using caution when generalizing findings across African countries. Baseline data from this study indicate that participants were often engaging in HIV transmission risk behaviors, which supports the need for prevention with PLHIV (PwP). TRIAL REGISTRATION: ClinicalTrials.gov NCT01256463

    A system dynamics model of capital structure policy for firm value maximization

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    The complexity surrounding the maximization of firm value agenda demands a comprehensive causal model that effectively embeds the intertwining relationships of the variables and the policies involved. System dynamics provides an appropriate methodology to model and simulate such complex relationships to facilitate decision making in a complex business environment. The objective of the study is to analyze the impact of capital structure policy, being a key managerial decision, on the firm value. For this purpose, the study develops a system dynamics‐based corporate planning model for an oil firm, including the operational as well as financial processes. Various scenarios and capital structure policies have been designed and simulated to identify the policy that helps in increasing the firm value. The results demonstrate that increase in debt percentage in capital structure mix increase the firm value.publishedVersio

    Predictors of Hospitalization for Injection Drug Users Seeking Care for Soft Tissue Infections

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    BACKGROUND: Soft tissue infections (STIs) from injection drug use are a common cause of Emergency Department visits, hospitalizations, and operating room procedures, yet little is known about factors that may predict the need for these costly medical services. OBJECTIVE: To describe a cohort of injection drug users seeking Emergency Department care for STIs and to identify risk factors associated with hospitalization. We hypothesized that participants who delayed seeking care would be hospitalized more often than those who did not. DESIGN: Cohort study using in-person structured interviews and medical record review. Logistic regression assessed the association between hospital admission and delay in seeking care as well as other demographic, clinical, and psychosocial factors. PARTICIPANTS: Injection drug users who sought Emergency Department care for STIs from May 2001 to March 2002. RESULTS: Of the 136 participants, 55 (40%) were admitted to the hospital. Delay in seeking care was not associated with hospital admission. Participants admitted for their infection were significantly more likely to be living in a shelter (P = .01) and to report being hospitalized 2 or more times in the past year (P < .01). CONCLUSIONS: We identified a subpopulation of injection drug users, mostly living in shelters, who were hospitalized frequently in the past year and who were more likely to be hospitalized for their current infections compared to others. As members of this subpopulation can be easily identified and located, they may benefit from interventions to reduce the health care utilization resulting from these infections

    The Impact of Antiretroviral Therapy in a Cohort of HIV Infected Patients Going in and out of the San Francisco County Jail

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    BackgroundJails are an important venue of HIV care and a place for identification, treatment and referral for care. HIV infected inmates in the San Francisco County jail are offered antiretroviral treatment (ART), which many take only while in jail. We evaluated the effect of ART administration in a cohort of jail inmates going in and out of jail over a nine year period.Methodology/Principal FindingsIn this retrospective study, we examined inmates with HIV going in and out of jail. Inmates were categorized by patterns of ART use: continuous ART - ART both in and out of jail, [...] more likely to have higher VL than inmates on continuous ART. Furthermore, Inmates on intermittent ART and never-on ART lost 1.60; 95%CI (1.06, 2.13) and 1.97; 95%CI (0.96, 3.00) more CD4 cells per month, respectively, compared to continuously treated inmates. The continuous ART inmates gained 0.67CD4 cells/month.Conclusions/SignificanceContinuous ART therapy in jail inmate's benefits CD4 cell counts and control of VL especially compared to those who never took ART. Although jail inmates on intermittent ART were more likely to lose CD4 cells and experience higher VL over time than those on continuous ART, CD4 cell loss was slower in these inmates as compared to inmates never on ART. Further studies are needed to evaluate whether or not intermittent ART provides some benefit in outcome if continuous ART is not possible or likely

    Medical school faculty discontent: prevalence and predictors of intent to leave academic careers

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    <p>Abstract</p> <p>Background</p> <p>Medical school faculty are less enthusiastic about their academic careers than ever before. In this study, we measured the prevalence and determinants of intent to leave academic medicine.</p> <p>Methods</p> <p>A 75-question survey was administered to faculty at a School of Medicine. Questions addressed quality of life, faculty responsibilities, support for teaching, clinical work and scholarship, mentoring and participation in governance.</p> <p>Results</p> <p>Of 1,408 eligible faculty members, 532 (38%) participated. Among respondents, 224 (40%; CI95: 0.35, 0.44) reported that their careers were not progressing satisfactorily; 236 (42%; CI95: 0.38, 0.46) were "seriously considering leaving academic medicine in the next five years." Members of clinical departments (OR = 1.71; CI95: 1.01, 2.91) were more likely to consider leaving; members of inter-disciplinary centers were less likely (OR = 0.68; CI95: 0.47, 0.98). The predictors of "serious intent to leave" included: Difficulties balancing work and family (OR = 3.52; CI95: 2.34, 5.30); inability to comment on performance of institutional leaders (OR = 3.08; CI95: 2.07, 4.72); absence of faculty development programs (OR = 3.03; CI95: 2.00, 4.60); lack of recognition of clinical work (OR = 2.73; CI95: 1.60, 4.68) and teaching (OR = 2.47; CI95: 1.59, 3.83) in promotion evaluations; absence of "academic community" (OR = 2.67; CI95: 1.86, 3.83); and failure of chairs to evaluate academic progress regularly (OR = 2.60; CI95: 1.80, 3.74).</p> <p>Conclusion</p> <p>Faculty are a medical school's key resource, but 42 percent are seriously considering leaving. Medical schools should refocus faculty retention efforts on professional development programs, regular performance feedback, balancing career and family, tangible recognition of teaching and clinical service and meaningful faculty participation in institutional governance.</p
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