Table 3 shows HIV prevalence results for 2008 and 2011. Overall, 19% of MSM interviewed in 2008 and 18% of MSM interviewed in 2011 tested positive for HIV infection. In both years, HIV prevalence was higher in men of older age and lower in men with higher education and income. HIV prevalence was highest among black MSM (29% in 2008; 30% in 2011) and MSM interviewed in Baltimore (38% in 2008; 43% in 2011).