Additional file 1.

Table S1. Country data on EMIS sample size, number ever tested for HIV, self-reported HIV prevalence, and proportion with reported UAI risk in the previous 12 months among those who have never tested for HIV. Sorting by increasing probability of underestimating prevalence in the EMIS sample by self-reported prevalence (based on proportion ever testing among respondents with UAI-risk in previous 12 months). (PDF 10 kb)

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Marcus et al. BMC Public Health 2012 12:978   doi:10.1186/1471-2458-12-978