HIV and AIDS among Gay and Bisexual Men
A Snapshot
t MSM account for nearly half of the approximately 1.2 million people living with HIV in the United States (49%, or an estimated 580,000 total persons).
t MSM account for more than half of all new HIV infections in the United States each year (61%, or an estimated 29,300 infections).
t While CDC estimates that only 4 percent of men in the United States are MSM, the rate of new HIV diagnoses among MSM in the United States is more than 44 times that of other men (range: 522 – 989 per 100,000 MSM vs. 12 per 100,000 other men).
http://www.cdc.gov/nchhstp/newsroom/docs/fastfacts-msm-final508comp.pdf