Baseline characteristics of participants in Zhuhai, China, April–November 2020 (N=211)
| Variables | Participants, n (%) |
| Age in years, mean (SD) | 31 (7.9) |
| ≤30 | 122 (57.8) |
| >30 | 89 (42.2) |
| Education | |
| High school or below | 66 (31.3) |
| College | 130 (61.6) |
| Master’s degree or above | 15 (7.1) |
| Monthly income (US$) | |
| <225 | 19 (9.0) |
| 225–450 | 15 (7.1) |
| 451–750 | 52 (24.6) |
| 751–1200 | 68 (32.2) |
| >1200 | 57 (27.1) |
| Sexual orientation | |
| Gay | 129 (61.1) |
| Bisexual | 54 (25.6) |
| Others* | 28 (13.3) |
| Marital status | |
| Single | 173 (82.0) |
| Engaged or married | 24 (11.4) |
| Separated or divorced | 14 (6.6) |
| Condomless sex with another man in the past year | |
| Yes | 90 (42.7) |
| No | 121 (57.3) |
| Ever tested for HIV | |
| Yes | 184 (87.2) |
| No | 27 (12.8) |
| HIV status | |
| Negative | 172 (81.5) |
| Positive | 5 (2.4) |
| Not sure† | 34 (16.1) |
| Ever tested for HPV | |
| Yes | 18 (8.5) |
| No | 193 (91.5) |
Age data are presented as mean (SD). All other data are presented as n (%).
*'Others’ includes heterosexual and uncertain.
†'Not sure’ includes individuals who never test for HIV and who do not want to disclose HIV status.