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Table 1 Sociodemographic, behavioral and clinical characteristics of study participants (N = 2827)

From: Prevalence of Chlamydia trachomatis infection in women, heterosexual men and MSM visiting HIV counselling institutions in North Rhine-Westphalia, Germany - should Chlamydia testing be scaled up?

  Women (N = 1144) Heterosexual men (N = 1134) MSM (N = 549)
Median age [Q1-Q3]: 29 [25–35] 31 [26–39] 32 [26–41]
  n (%) n (%) n (%)
Level of education:
 Did not finish school 13 (1.3) 12 (1.1) 3 (0.6)
 Still in school 6 (0.6) 6 (0.6) 2 (0.4)
 Secondary school education (Hauptschuleabschluss) 66 (6.4) 91 (8.8) 44 (8.6)
 Secondary school diploma (Realschuleabschluss) 171 (16.5) 200 (19.2) 85 (16.5)
 High-school diploma (Abitur/Fachabitur) 782 (75.3) 732 (70.3) 380 (74.0)
 Missing values 106   93   35  
Born in Germany: 938 (83.5) 878 (79.4) 449 (83.3)
Missing values: 20   28   10  
Having an HIV test for the first time (yes): 703 (61.5) 689 (60.8) 164 (29.9)
Missing values 15   12   1  
Reason for getting tested (multiple answers possible):
 Intercourse with a person of unknown HIV status 699 (63.3) 668 (60.4) 394 (73.0)
 New partner 408 (37.1) 418 (37.8) 115 (21.3)
 Intercourse with known HIV + person 13 (1.2) 10 (0.9) 51 (9.4)
 Intercourse with sex workers 0   116 (10.5) 9 (1.7)
 Injectable drug user 2 (0.2) 3 (0.3) 0 (0.0)
 Occupational exposure 25 (2.3) 9 (0.8) 5 (0.9)
 Other reason 85 (7.7) 66 (6.0) 55 (10.2)
 Missing values 43   29   9  
Number of partners over the past 6 months:
 0 53 (5.9) 20 (1.8) 4 (0.9)
 1 428 (47.6) 297 (26.2) 101 (23.4)
 2 238 (26.4) 255 (22.5) 69 (16.0)
  ≥ 3 183 (20.3) 321 (28.3) 257 (59.6)
 Missing values 242   241   118  
Currently has a stable partner: 620 (56.6) 692 (63.3) 257 (48.2)
Missing values 48   41   16  
Previous STI history:
 Yes 156 (14.2) 138 (12.9) 145 (27.6)
 Do not know 19 (1.7) 40 (3.6) 19 (3.5)
 Missing values 25   12   5  
Symptoms at time of counselling (yes): 228 (20.4) 137 (12.3) 62 (11.5)
Missing values 28   16   10