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BACKGROUND Multi-institution collaborative quality improvement programs are a well-established and broadly applicable quality improvement strategy, but there is little systematic assessment their effectiveness. OBJECTIVE To evaluate the effectiveness of a quality improvement collaborative in improving the quality of care for HIV-infected patients. (More)
Name generators used to measure egocentric networks are complex survey questions that make substantial demands on respondents and interviewers alike. They are therefore vulnerable to interviewer effects, which arise when interviewers administer questions differently in ways that affect responses-in this case, the number of names elicited. Van Tilburg(More)
BACKGROUND There is debate over the types of physicians who should treat patients with complex chronic medical conditions such as human immunodeficiency virus (HIV) infection. We sought to assess the relationship between specialty training and expertise and the quality of care delivered to patients with HIV infection. METHODS We selected random samples of(More)
BACKGROUND Nurse practitioners (NPs) and physician assistants (PAs) are primary care providers for patients with HIV in some clinics, but little is known about the quality of care that they provide. OBJECTIVE To compare the quality of care provided by NPs and PAs with that provided by physicians. DESIGN Cross-sectional analysis. SETTING 68 HIV care(More)
Physicians often rely on colleagues for new information and advice about the care of their patients. Evaluate the network of influential discussions among primary care physicians in a hospital-based academic practice. Survey of physicians about influential discussions with their colleagues regarding women’s health issues. We used social network analysis to(More)
OBJECTIVE To assess the reliability of survey measures of organizational characteristics based on reports of single and multiple informants. DATA SOURCE Survey of 330 informants in 91 medical clinics providing care to HIV-infected persons under Title III of the Ryan White CARE Act. STUDY DESIGN Cross-sectional survey. DATA COLLECTION METHODS Surveys(More)
BACKGROUND Women with HIV infection have lagged behind men in receipt of critical health care, but it is not known if those disparities are due in part to where women receive care. We examined differences in care received by HIV-infected women and men in a national sample of Ryan White CARE Act-funded clinics and explored the influence of clinic(More)
The Ryan White CARE Act supports comprehensive care to persons with HIV infection. With an annual budget of over $1 billion, it is the largest federally funded programme for HIV care in the USA. We analysed data from the HIV Costs and Services Utilization Study, a nationally representative sample of HIV patients. Patient data were collected in 1996-97 and(More)
Compared to single-clinician care, care provided by multiple clinicians might result in higher-quality care, especially if some of them have condition-specific expertise and complementary knowledge, skills, and roles. Individual physician continuity, which has been shown to be associated with care quality, necessarily decreases when care is provided by(More)