Figure 1
The prevalence of a) any sexual activity and b) sexual intercourse by reported frequency of alcohol use (n = 708). Alcohol frequency: never, very occasionally (rare) (<once/month), occasionally (≥once/month or more), frequently (≥once/week); (a) Any sexual activity includes kissing, deep kissing, petting, oral sex, sexual intercourse; Statistics for any sexual activity: Pearsons χ2 = 142.31, df3, p < 0.001; Linear-by-Linear Association χ2 = 133.41, df1, p < 0.001 (b) Sexual intercourse is limited to those reporting having oral sex and/or intercourse; Statistics for sexual intercourse: Pearsons χ2 = 69.48, df3, p < 0.001; Linear-by-Linear Association χ2 = 63.68, df1, p < 0.001.