Jeffrey S. Mandel

Learn More
To assess the potential for HIV acquisition among men who have sex with men (MSM) in Guangzhou, China, we conducted a cross-sectional, anonymous, face-to-face survey of MSM in the metropolitan area of Guangzhou, China. As a pilot recruitment for a cohort study, participants were recruited by convenience sampling through newspaper and television advertising,(More)
OBJECTIVES To identify risks for HIV infection related to incarceration among injecting drug users in Bangkok, Thailand. DESIGN Case-control study of sexual and parenteral exposures occurring before, during, and after the most recent incarceration. SETTING Metropolitan Bangkok. PARTICIPANTS Non-prison based injecting drug users formerly incarcerated(More)
OBJECTIVE To develop and test an HIV intervention targeting sex workers and madams in the brothels of Bombay. SUBJECTS AND METHODS In a controlled intervention trial, with measurements before and after the intervention, 334 sex workers and 20 madams were recruited from an intervention site, and 207 and 17, respectively, from a similar control site, both(More)
OBJECTIVE To assess trends in HIV risk behaviors over a 3-year period in eight population groups in Bangkok, Thailand. DESIGN AND SUBJECTS Using a repeated cross-sectional survey design with a structured questionnaire, we collected five sets of self-reported sexual behavior data related to HIV risk from the following subject groups at the same sampling(More)
Commercial sex is believed to play a role in the steadily increasing heterosexual transmission of HIV in China, but little attention has been paid to female sex workers working in the entertainment industry. From October to December 2000, we conducted a cross-sectional survey of 482 women in Baise City, Guangxi Autonomous Region, bordering Yunnan Province.(More)
Counseling patients with sexually transmitted diseases (STD) to refer their partners to treatment is considered a means of preventing reinfection and controlling the spread of STD and is standard practice throughout the world. We conducted a randomized controlled trial to assess the impact of an enhanced counseling session on partner referral in Harare,(More)
OBJECTIVES To describe the sexual practices of high school students; to describe the process of development of a school-based AIDS prevention program; and to evaluate the effect of this program on students' AIDS-related knowledge, attitudes and AIDS-preventive behaviors. SUBJECTS AND METHODS A cluster-randomized, controlled trial with pretest/post-test(More)
China is currently undergoing a serious HIV-1 epidemic in intravenous drug users, sex workers, and former plasma donors. Little is known, however, about HIV-1 risk in Chinese men who have sex with men. In this study of seroprevalence in such men in Beijing, we recorded 15 (3.1%, 95% CI 1.8-5.1) of 481 men infected with HIV-1. Overall, 238 (49%) of(More)
In China, men who have sex with men (MSM) are at high risk for HIV. However, little is known about their HIV testing behavior. From September 2001 to January 2002, we recruited 482 men through social networks and MSM venues. We conducted HIV testing and counseling, and anonymous, standardized face-to-face interviews. Eighty-two percent of participants had(More)
OBJECTIVES We developed and evaluated a multifaceted AIDS prevention program to increase condom use among sex workers in the city of Chiang Mai, Northern Thailand. SUBJECTS AND METHODS A year-long intervention targeted sex workers, brothel owners and clients, promoted cooperation between these groups and the public health office and established a free(More)