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The authors evaluate the impact of a health information intervention implemented through mobile phones, using a clustered randomized control trial augmented by qualitative interviews. The intervention aimed to improve sexual health knowledge and shift individuals towards safer sexual behavior by providing reliable information about sexual health. The novel technology designed by Google and Grameen Technology Center provided automated searches of an advice database on topics requested by users via SMS. It was offered by MTN Uganda at no cost to users.
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. …
O presente trabalho tem por objetivo apresentar as tendências da epidemia de AIDS em grupos populacionais sob maior risco no Brasil no período de 1980-2004. Entre os anos de 1980 e 1988, os casos homossexuais ou bissexuais masculinos correspondiam à maioria. Posteriormente, há um decréscimo importante no papel desempenhado pelos HSH e ocorre um acréscimo nas outras categorias de exposição. Neste sentido, a análise da dinâmica da epidemia de AIDS no Brasil mostra a importância dos grupos HSH e UDI masculinos enquanto grupos de risco diferenciado.
The report presents an analysis of the results of Generation Rx.com, a nationally representative, random dial telephone survey of 1209 young people ages 15-24, with an oversample 200 non-white respondents. The survey was designed to examine how young people use Internet for health information: are they turning to the Internet for information on their health and well-being; what types of issues are they researching online; how they go about finding the information they need; do they trust what they learn; does the information they find influence their behaviour.