Maeve B. Mello

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One of the many challenges hindering the global response to the human immunodeficiency virus (HIV)/acquired immunodeficiency syndrome (AIDS) epidemic is the difficulty of collecting reliable information about the populations most at risk for the disease. Thus, the authors empirically assessed a promising new method for estimating the sizes of most at-risk(More)
Estimating the sizes of hard-to-count populations is a challenging and important problem that occurs frequently in social science, public health, and public policy. This problem is particularly pressing in HIV/AIDS research because estimates of the sizes of the most at-risk populations-illicit drug users, men who have sex with men, and sex workers-are(More)
which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited. One of the many challenges hindering the global response to the human immunodeficiency virus (HIV)/acquired immunodeficiency syndrome (AIDS) epidemic is the difficulty of collecting reliable information about the(More)
BACKGROUND The Brazilian response towards AIDS epidemic is well known, but the absence of a systematic review of vulnerable populations horizontal line men who have sex with men (MSM), female sex workers (FSW), and drug users (DU) remains a main gap in the available literature. Our goal was to conduct a systematic review and meta-analysis of studies(More)
Mudanças no comportamento sexual de adolescentes de escolas públicas no Brasil após um programa de educação sexual Abstract This paper describes an evaluation of possible changes in sexual behavior in adolescents who participated in a school-based sex education program in selected public schools in four municipalities in the state of Minas Gerais, Brazil.(More)
Alcohol and illicit drug use and its infl uence on the sexual behavior of teenagers from Abstract This article summarizes the findings of a survey including 5,981 students from public schools in Minas Gerais State, Brazil. The analysis assessed the influence of drug use on sexual practices. Among the boys engaged in relationships with casual partners who(More)
These supporting online materials have 9 sections. Section 1 describes the known population and sum-mation methods of personal network size estimation and how we used the data from our study to decide between them. These personal network size estimates are used in the network scale-up and generalized network scale-up estimates described in Sections 2 and 3.(More)
OBJECTIVE To evaluate the accuracy of the PIMA point-of-care CD4 analyzer (PIMA) under field conditions in comparison to the current CD4 count system (FACSCalibur), and to evaluate the operational suitability and acceptability of health professionals (HP) and HIV-patients in using the PIMA in health clinics in the Amazon Region. METHODS CD4 counts were(More)
43 Factors associated with safe sex among public school students in Minas Gerais, Brazil Fatores associados a sexo seguro entre alunos de escolas públicas em Minas Gerais, Brasil Abstract A cross-sectional study was conducted to evaluate factors associated with safe sex among sexually active public school students in Minas Gerais State, Brazil. The study(More)
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