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Table 1 Background characteristics of 260 Tijuana-residing men who reported having anal sex with a man

From: Correlates of unprotected anal sex among men who have sex with men in Tijuana, Mexico

Variable Total sample (N = 260) Had unprotected anal sex in past year (N = 129) No unprotected anal sex in past year (N = 131)
Age in years (mean, SD) 29.7 (8.0) 30.1 (8.4) 29.2 (7.5)
Income per month in pesos (mean, SD) 9 468 (10 512) 9 598 (11 389) 9 340 (9 670)
Number of years resident of Tijuana    
Less than 1 year 18 (7.1%) 9 (7.2%) 9 (7.0%)
1 to 5 years 46 (18.1%) 24 (19.2%) 22 (17.0%)
5 to 9 years 30 (11.8%) 15 (12.0%) 15 (11.6%)
10 years or more 160 (63.0%) 77 (61.6%) 83 (64.4%)
Educational attainment    
Elementary school 3 (1.2%) 3 (2.3%) 0 (0.0%)
Junior high school 45 (17.4%) 22 (17.1%) 23 (17.7%)
Technical degree 17 (6.6%) 10 (7.8%) 7 (5.4%)
High school 75 (28.9%) 31 (24.0%) 44 (33.8%)
Bachelor’s degree 100 (38.6%) 52 (40.3%) 48 (36.9%)
Specialty, master’s or doctoral degree 19 (7.3%) 11 (8.5%) 8 (6.2%)
Percent employeda 146 (56.6%) 64 (50.0%) 82 (63.1%)
Gender of sexual attractionb    
Women only 5 (1.9%) 3 (2.3%) 2 (1.5%)
Both men and women 29 (11.2%) 17 (13.2%) 12 (9.2%)
Men only 223 (86.1%) 108 (83.7%) 115 (88.5%)
Not sure 2 (0.8%) 1 (0.8%) 1 (0.8%)
Gender of sex partner(s) in past year    
Women only 2 (0.8%) 0 (0.0%) 2 (1.5%)
Both men and women 13 (5.0%) 4 (3.1%) 9 (6.9%)
Men only 244 (94.2%) 125 (96.9%) 119 (91.6%)
Sexual orientation    
Heterosexual only 4 (1.5%) 1 (0.8%) 3 (2.3%)
Bisexual 28 (10.8%) 15 (11.6%) 13 (10.0%)
Homosexual only 227 (87.6%) 113 (87.6%) 114 (87.7%)
  1. All data shown are in the format No. (%) unless otherwise noted. SD = standard deviation.
  2. a P < 0.05.
  3. b Participants were asked, “To which gender are you most sexually attracted?”