“…Being male was the major risk factor for engagement in sexual activity, early sexual debut, and having multiple sexual partners in 12 studies that assessed gender [2,4,5,6,7,9,27,28,31,33,36,37]. In contrast, females were more likely to have experienced force at first sex, and to exhibit STI symptoms, but were less likely to worry about becoming infected with HIV [2,36,37].…”