Meta-analyses of STIs and hepatitis infections prevalence among broader MSM comparing among HIV-positive MSM and male sex workers in China.

φSome studies reported more than one prevalence estimate (e.g. in multiple years or locations). The number of estimates represents the total number of data points analysed in meta-analysis.#The estimated prevalence for HIV, syphilis and HIV-syphilis co-infection were extracted from a published meta-analysis study by Chow EPF et al in 2011.∧The broader MSM population was used as the reference group for odds ratio.*ppp