[cdc kids health] sexual identity, sex of sexual contacts, and health related behaviors among students in grades 9 12 united states and selected sites, 2015 /

Across the 18 violence-related risk behaviors nationwide,the prevalence of 16 was higher among homosexual, lesbian, and bisexual students than heterosexual students and the prevalence of 15 was higher among students who had sexual contact with only the same sex or with both sexes than students who had sexual contact with only the opposite sex. Across the 13 tobacco use-related risk behaviors,the prevalence of 11 was higher among homosexual, lesbian, or bisexual students than heterosexual students and the prevalence of 10 was higher among students who had sexual contact with only the same sex or with both sexes than students who had sexual contact with only the opposite sex.

Source: cdc.gov