As shown in Table III, 45% of the bisexuallyidentified (n D 45) and 55% of the gay-identified men (n D 187) reported having main male partners in the last 3 months. At last sexual contact, bisexually-identified men were more likely to report being an insertive partner, consistent with our hypothesis concerning insertive acts (odds ratio [OR] for insertive acts D 2.05, 95% confidence interval [CI] D 1.01, 4.15; B D 0:72, SE of B D 0:36, Wald D 3.97, not shown).