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Review
. 2014 May 29;9(5):e98366.
doi: 10.1371/journal.pone.0098366. eCollection 2014.

Prevalence of unprotected anal intercourse among men who have sex with men in China: an updated meta-analysis

Affiliations
Review

Prevalence of unprotected anal intercourse among men who have sex with men in China: an updated meta-analysis

Jing Wu et al. PLoS One. .

Abstract

Objective: The purpose of this review was to assess the prevalence of unprotected anal intercourse (UAI) among men who have sex with men (MSM) in China.

Methods: A comprehensive search was conducted including online databases like "Wanfang", Chinese National Knowledge Infrastructure, PubMed and manual searches. Analyses using random-effects models were performed to estimate the prevalence of UAI among MSM in China.

Results: Sixty-two articles reporting eighty-two studies were selected. The pooled prevalence rates of UAI with any male partner, with regular male partners, with non-regular male partners, with casual male partners, and with commercial male partners among MSM were 53%(95%CI: 51-56%), 45%(95%CI: 39-51%), 34%(95%CI: 24-45%), 33%(95%CI: 30-36%), 12% (95%CI: 5-26%), respectively. A cumulative meta-analysis found that the pooled UAI prevalence decreased over time.

Conclusions: Although the prevalence of UAI with male partners among MSM in China presents a decreasing trend over the past decade, the concomitant rise in HIV prevalence and incidence indicates that current prevention intervention efforts are insufficient to effectively contain the spread of HIV. Therefore, the persistently high prevalence of risky sexual behaviors underscores the need for innovative and effective prevention strategies among MSM.

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Conflict of interest statement

Competing Interests: The authors have declared that no competing interests exist.

Figures

Figure 1
Figure 1. Flow Diagram of the Study Identification and Selection.
Figure 2
Figure 2. Cumulative Meta-analysis of UAI with Male Partners among MSM in China.

References

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    1. State council AIDS working committee office, UN theme group on AIDS in China (2007) A joint assessment of HIV/AIDS prevention, treatment and care in China (2007). Beijing, China.
    1. Chow EP, Wilson DP, Zhang J, Jing J, Zhang L (2011) Human immunodeficiency virus prevalence is increasing among men who have sex with men in China: findings from a review and meta-analysis. Sex Transm Dis 38: 845–857. - PubMed

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