Sociodemographic variables included age at enrollment, marital status, education level, main job/ employment, weekly income, and the number of biological children.
Behavioral and reproductive health variables included age at first sexual intercourse and the following variables collected for the past 3 months: number of sexual partners, paid sex (yes/no), group sex (yes/no), forced sex (yes/no), contraceptive use (yes/no), having an STI (Chlamydia trachomatis/Neisseria gonorrhoeae), frequent travel from home, i.e., traveling for ≥3 nights away from home per week (yes/no), and illicit drug use (yes/ no). Screening for harmful alcohol consumption was done using the Alcohol Use Disorders Identification Test (AUDIT). AUDIT scores were categorized as follows: 0–7, low risk; 8–15, moderate risk/hazardous; ≥16, high risk.
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