Lifetime Marijuana Use Among Students in the US, by Race and Gender

"Nationwide, 35.6% of students had used marijuana (also called grass, pot, or weed) one or more times during their life (Supplementary Table 106). The prevalence of having ever used marijuana was higher among black (42.8%) and Hispanic (42.4%) than white (32.0%) students, higher among black female (44.9%) and Hispanic female (42.7%) than white female (32.1%) students, and higher among black male (40.5%) and Hispanic male (42.1%) than white male (31.7%) students. The prevalence of having ever used marijuana was higher among 10th-grade (33.3%), 11th-grade (41.4%), and 12th-grade (45.8%) than 9th-grade (23.8%) students; higher among 11th-grade (41.4%) and 12th grade (45.8%) than 10th-grade (33.3%) students; higher among 12th-grade (45.8%) than 11th-grade (41.4%) students; higher among 10th-grade female (33.6%), 11th-grade female (42.3%), and 12th-grade female (45.3%) than 9th-grade female (24.1%) students; higher among 11th-grade female (42.3%) and 12th-grade female (45.3%) than 10th-grade female (33.6%) students; higher among 10th-grade male (33.1%), 11th-grade male (40.3%), and 12th-grade male (46.2%) than 9th-grade male (23.4%) students; higher among 11th-grade male (40.3%) and 12th-grade male (46.2%) than 10th-grade male (33.1%) students; and higher among 12th-grade male (46.2%) than 11th-grade male (40.3%) students.

"Analyses based on the question ascertaining sexual identity indicated that nationwide, 35.2% of heterosexual students; 50.4% of gay, lesbian, and bisexual students; and 28.8% of not sure students had ever used marijuana (Supplementary Table 106). The prevalence of having ever used marijuana was higher among heterosexual (35.2%) and gay, lesbian, and bisexual (50.4%) than not sure (28.8%) students and higher among gay, lesbian, and bisexual (50.4%) than heterosexual (35.2%) students. Among female students, the prevalence was higher among lesbian and bisexual (54.3%) than heterosexual (34.7%) and not sure (29.9%) students. Among male students, the prevalence was higher among heterosexual (35.7%) and gay and bisexual (38.5%) than not sure (24.9%) students. The prevalence also was higher among lesbian and bisexual female (54.3%) than gay and bisexual male (38.5%) students."

Source: 

Laura Kann, PhD; Tim McManus, MS; William A. Harris, MM; et al. "Youth Risk Behavior Surveillance — United States, 2017," Morbidity and Mortality Weekly Report Surveillance Summaries (Atlanta, GA: Centers for Disease Control, June 15, 2018), Vol. 67, No. 8.
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