Sexual behaviour changes and HIV infection among men who have sex with men: evidence from an open cohort in China.

ABSTRACT:

Background

The HIV epidemic in key populations such as men who have sex with men (MSM) is a public health issue of worldwide concern. China has seen an increase in newly diagnosed HIV infections through male-male sexual contact in the past decade. In a long-term cohort, how the complex behaviour pattern of MSM changed and the association with the HIV risk are unclear at present.

Methods

This study was conducted from October 2011 to December 2019 in Tianjin. MSM were recruited by snowball sampling through online and offline ways. Demographic and sexual behavioural data were collected for analysis. Three indicators (condom use in last anal sex, frequency of condom use during anal sex and the number of sexual partners) were used to define the behaviour change. Participants with

SUBMITTER: Yu Z 

PROVIDER: S-EPMC9528664 | biostudies-literature | 2022 Sep

REPOSITORIES: biostudies-literature