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UNESCO HIV and Health Education Clearinghouse

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  1. Young people's sexual health in South Africa: HIV prevalence and sexual behaviors from a nationally representative household surevy

    Objectives: To determine the prevalence of HIV infection, HIV risk factors, and exposure to national HIV prevention programs, and to identify factors associated with HIV infection among South African youth, aged 15–24 years. Design: A cross-sectional, nationally representative, household survey. Methods: From March to August 2003 we conducted a national survey of HIV prevalence and sexual behavior among 11 904 15–24 year olds. Multivariable models for HIV infection were restricted to sexually experienced youth. …

  2. Prognosis of patients with HIV-1 infection starting antiretroviral therapy in sub-Saharan Africa: a collaborative analysis of scale-up programmes

    Prognostic models have been developed for patients infected with HIV-1 who start combination antiretroviral therapy (ART) in high-income countries, but not for patients in sub-Saharan Africa. The article shows the development of two prognostic models to estimate the probability of death in patients starting ART in sub-Saharan Africa. Data for adult patients who started ART in four scale-up programmes in Côte d'Ivoire, South Africa, and Malawi from 2004 to 2007 are analised. Patients lost to follow-up in the first year were excluded. …

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