[Survey on AIDS/STD risk behaviors and prevalence among men who have sex with men in Langfang, Hebei].

Objective: To understand the demographic and HIV risk behaviors, HIV and syphilis infection among men who have sex with men (MSM) in Langfang, Hebei.

Methods: 106 completed questionnaires were collected from 118 participants, who were recruited from MSM pubs and internet from October to November, 2007. Data on homosexual and heterosexual relationships as well as sexual behaviors were collected by face-to-face interview.