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. 2019 Apr 3;14(4):e0214786. doi: 10.1371/journal.pone.0214786

Table 1. Baseline socio-demographic and behavioural characteristics of adult HIV negative men enrolled in a longitudinal cohort study between 2012–2015, Rustenburg, South Africa.

      Total
(N = 366)
Heterosexual
(N = 339)
MSM
(N = 27)
Characteristics n (%) n (%) n (%)
Age, yrs.
  Mean (SD) 26.2±5.5   26.5±5.5   21.8±2.5  
Education
  Primary school 4 1.1 4 1.2 0 0.0
  Some Secondary school 165 45.1 149 44.2 16 59.3
  Some-Post Secondary school 197 53.8 186 55.2 11 40.7
Employment
  Unemployed   179 48.9 167 49.2 12 44.4
  Student   34 9.3 26 7.7 8 29.6
  Employed <40 hrs./wk.   40 10.9 37 10.9 3 11.1
  Employed ≥40 hrs./wk.   113 30.9 109 32.2 4 14.8
Marital status
  Single 347 94.8 321 94.7 26 96.3
  Married 16 4.4 16 4.7 0 0.0
  Divorced/Separated 2 0.5 2 0.6 0 0.0
Age at sexual debut, yrs.
  <15 58 15.8 51 15.1 7 25.9
  15–18 240 65.6 224 66.1 16 59.2
  ≥19 68 18.5 64 18.8 4 14.8
Circumcision            
Uncircumcised 240 65.5 223 65.7 17 62.9
  Medical circumcision 86 23.5 79 23.3 7 25.9
  Cultural circumcision 40 10.9 37 10.9 3 11.1
Self-report of any STI symptoms, last 3 mo. 92 25.1 89 25.3 3 11.1
STI by syndromic diagnosis 22 6.1 22 6.5 0 0.00
No. female sex partners, last 3 mo.            
  0   24 6.6 3 0.9 21 77.8
  1   65 17.8 62 18.3 3 11.1
  2   153 41.8 153 45.1 0 0.0
  ≥3   124 33.9 121 35.7 3 11.1
Condom use with female sex partners, last 3 mo. (n = 342)
    n = 336 n = 5
  Inconsistent 256 74.8 251 74.7 5 83.3
  Consistent 86 25.1 85 25.3 1 16.7
No. new female sex partners, last 3 mo.a (n = 352)
n = 339 n = 13
  0   118 33.5 108 31.9 10 76.9
  1   151 42.9 150 44.2 1 7.6
  2   46 13.1 46 13.6 0 0.0
  ≥3   37 10.5 35 10.3 2 15.4
Condom use with new female sex partners, last 3 mo.a (n = 232)
        n = 229 n = 3  
  Inconsistent 95 40.9 93 40.6 2 66.7
  Consistent 137 59.1 136 59.4 1 33.3
No. male sex partners, last 3 mo.
  0   344 18.5 339 100.0 5 18.5
  1   7 1.9 0 0.0 7 25.9
  2   7 1.9 0 0.0 7 25.9
  ≥3   8 2.2 0 0.0 8 29.6
Condom use with male sex partners, last 3 mo. (n = 22)
  Inconsistent 15 68.2 - - 15 68.2
  Consistent 7 31.8 - - 7 31.8
Had known HIV infected sex partners, last 3 mo.1 15 4.2 14 4.1 1 4.0
Condom use with HIV infected partners, last 3 mo.a (n = 12)
    n = 12 n = 11 n = 1
  Inconsistent 6 50.0 5 45.5 1 100.0
  Consistent 6 50.0 6 54.5 0 0.0

a Differences in total numbers among categories are due to missing values.