Table 1.
Demographic characteristics and sexual behaviors among MSM attending university in China (n = 426).
| Variables | n | Any HPV-Positive (n = 160) | Any HPV-Negative (n = 266) | p | ||
|---|---|---|---|---|---|---|
| No. | % | No. | % | |||
| Age (years) | ||||||
| ≤20 | 225 | 78 | 48.8 | 147 | 55.3 | 0.192 |
| >20 | 201 | 82 | 51.3 | 119 | 44.7 | |
| Education | ||||||
| Technical diploma | 84 | 40 | 25.0 | 44 | 16.5 | 0.034 |
| Undergraduate | 342 | 120 | 75.0 | 222 | 83.5 | |
| Academic performance | ||||||
| Average and below | 88 | 33 | 20.6 | 55 | 20.7 | 0.990 |
| Above average | 338 | 127 | 79.4 | 211 | 79.3 | |
| Regions | ||||||
| Southern | 117 | 34 | 21.3 | 83 | 31.2 | 0.058 |
| Eastern | 100 | 40 | 25.0 | 60 | 22.6 | |
| Northern | 113 | 52 | 32.5 | 61 | 22.9 | |
| Western | 96 | 34 | 21.3 | 62 | 23.3 | |
| Sexual orientation | ||||||
| Other | 20 | 6 | 3.8 | 14 | 5.3 | 0.106 |
| Bisexual | 42 | 10 | 6.3 | 32 | 12.0 | |
| Homosexual | 364 | 144 | 90.0 | 220 | 82.7 | |
| Gender of sex partners (n = 414) | ||||||
| Only male | 401 | 155 | 98.1 | 246 | 96.1 | 0.261 |
| Male and female | 13 | 3 | 1.9 | 10 | 3.9 | |
| Age at first anal intercourse (years) | ||||||
| <18 | 235 | 100 | 62.5 | 135 | 50.8 | 0.018 |
| ≥18 | 191 | 60 | 37.5 | 131 | 49.2 | |
| Number of sex partners (P3M) | ||||||
| 0 | 103 | 31 | 19.4 | 72 | 27.1 | 0.012 |
| 1–2 | 245 | 89 | 55.6 | 156 | 58.6 | |
| >2 | 78 | 40 | 25.0 | 38 | 14.3 | |
| Group sex (P3M) | ||||||
| No | 349 | 129 | 80.6 | 220 | 82.7 | 0.589 |
| Yes | 77 | 31 | 19.4 | 46 | 17.3 | |
| Role in anal sex (P3M) (n = 305) | ||||||
| Receptive | 100 | 57 | 45.6 | 43 | 23.9 | <0.001 |
| Versatile | 150 | 59 | 47.2 | 91 | 50.6 | |
| Insertive | 55 | 9 | 7.2 | 46 | 25.6 | |
| Unprotected anal intercourse (P3M) | ||||||
| No | 291 | 103 | 64.4 | 188 | 70.7 | 0.176 |
| Yes | 135 | 57 | 35.6 | 78 | 29.3 | |
| HIV testing (lifetime) | ||||||
| No | 47 | 9 | 5.6 | 38 | 14.3 | 0.006 |
| Yes | 379 | 151 | 94.4 | 228 | 85.7 | |
| HIV status of sex partners (P3M) (n = 196) | ||||||
| Negative | 144 | 51 | 64.6 | 93 | 79.5 | 0.065 |
| Positive | 5 | 3 | 3.8 | 2 | 1.7 | |
| Unknown | 47 | 25 | 31.6 | 22 | 18.8 | |
| Sex after alcohol use (P12M) | ||||||
| No | 343 | 119 | 74.4 | 224 | 84.2 | 0.013 |
| Yes | 83 | 41 | 25.6 | 42 | 15.8 | |
| Recreational drug used in sex (lifetime) | ||||||
| No | 300 | 103 | 64.4 | 197 | 74.1 | 0.034 |
| Yes | 126 | 57 | 35.6 | 69 | 25.9 | |
| HIV status | ||||||
| Negative | 414 | 151 | 94.4 | 263 | 98.9 | 0.012 |
| Positive | 12 | 9 | 5.6 | 3 | 1.1 | |
P3M: past 3 months, P12M: past 12 months, MSM: men who have sex with men, HPV: human papillomavirus, and HIV: human immunodeficiency virus.