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Table 1 Sociodemographic and behavioral characteristics of MSM in two cities of China, 2018 (N = 419)

From: Examining potential effects of non-occupational post-exposure prophylaxis (nPEP) on sexual behaviors of Chinese men who have sex with men: a cross-sectional study

  Number Percent
Age (mean = 28.04, SD = 9.71, years)
 18–34 330 78.8
 35–49 69 16.5
 50–64 19 4.5
 65+ 1 0.2
City of residence
 North 217 51.8
 South 202 48.2
Ethnicity
 Han 407 97.1
 Non-Han (other ethnicity) 12 2.9
Duration of residence in the current city
  < 3 months 22 5.3
 3–6 months 22 5.3
 7–12 months 20 4.8
 13–24 months 60 14.3
 > 24 months 295 70.4
Education
 Illiterate 4 1.0
 Primary school 5 1.2
 Secondary school 47 11.2
 High/Polytechnic school 87 20.8
 College or above 276 65.9
Monthly income (CYN) a
 < 1500 89 21.2
 1500–3000 72 17.2
 3001–5000 123 29.4
 5001–8000 75 17.9
 > 8000 49 11.7
 Missing 11 2.6
Marital status with female
 Never married 322 76.8
 Married 68 16.2
 Cohabiting 13 3.1
 Divorced/separated/widowed 16 3.8
Sexual orientation
 Homosexual 260 62.1
 Bisexual 106 25.3
 Heterosexual 16 3.8
 Uncertain 37 8.8
Number of episodes of anal sex with males in the last week
 0 245 58.5
 1–4 162 38.7
 5–8 10 2.4
 > 8 2 0.5
Number of male sexual partners in the last 6 months
 0 127 30.3
 1 121 28.9
 2–6 146 34.8
 > 6 25 6.0
Condom use in the most recent anal sex with other males in the last 6 months
 Yes 241 57.5
 No 51 12.2
 No anal sex 127 30.3
Condom breakage, slippage or intentional removal when having sex with other males in the last 6 months
 Yes 23 5.5
 No 253 60.4
 Unknown 16 3.8
 No anal sex 127 30.3
Use of illicit drugs
 Yes 33 7.9
 No 386 92.1
Frequency of drinking alcohol in the last 3 months
 0 147 35.1
 1–2 times in the last 3 months 127 30.3
 1–3 times per month 91 21.7
 1–4 times per week 39 9.3
 > 4 times per week 15 3.6
Diagnosis of STD in the past 12 months
 Yes 22 5.3
 No 397 94.7
Frequency of HIV testing
 Never 77 18.4
 Tested more than 12 months ago 50 11.9
 Tested once in the last 12 months 136 32.5
 Tested more than once in the last 12 months 156 37.2
Ever used NPEP
 Yes 15 3.6
 No 404 96.4
Locations for looking for male sexual partners
 Venues (bars, clubs, parks, and saunas 74 17.7
 Internet/social media 321 76.6
 Others 24 5.7
Current student
 Yes 103 24.6
 No 316 75.4
Anticipated behavioral discrepancy b
 0 (no discrepancy) 170 40.6
 1 126 30.1
 2 95 22.7
 3 22 5.2
 4 (the highest discrepancy) 6 1.4
  1. Note. a One CYN was about 0.1486 USD. b Anticipated behavioral discrepancy was calculated as the sum of absolute values of anticipated individual change minus anticipated population change in condom use and the number of sexual partners respectively. Higher scores indicate larger discrepancy between anticipated individual and population behavior in condom use and number of sexual partners as a whole