Research Article
Early Sexual Debut and HIV Infection among Men Who Have Sex with Men in Shenzhen, China
Table 2
Age (mean ± SD) at first sexual intercourse by sociodemographic characteristics.
| Variables | Category | Age at first vaginal sexual intercourse | Age at first anal sexual intercourse | Age at first sexual intercourse |
| Present age | | | | | | <25 | | | | | ≥25 | | | | Ethnicity | | | | | | Han | | | | | Minority | | | | Marital status | | | | | | Married | | | 20.88± 3.95 | | Never married/divorced/widowed | | | | Educational level | | | | | | ≤junior middle school | | | | | >junior middle school | | | | Socioeconomic disconnection | | | | | | Yes | | | | | No | | | | Monthly income (RMB) | | | | | | <2500 | | | | | ≥2500 | | | | Length of stay in Shenzhen | | | | | | <1 month | | | | | ≥1 month | | | |
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