Table 4 Variables associated with sexually transmitted infections (STIs) in female sex workers: results of multivariate analysis
+/totalOR (95% CI)Adjusted OR (95% CI)p Value*
Current infection (GC, CT, high-titre syphilis, TV)
Currently married
    Yes29/4901.001.00
    No9/393.86 (1.74 to 8.77)4.16 (1.81 to 9.54)0.002
First sex was forced
    No14/2791.001.00
    Yes24/2591.93 (0.98 to 3.82)2.05 (1.03 to 4.11)0.04
HSV-2 infection
Number of new clients in last week
    07/461.001.000.04
    119/2510.46 (0.18 to 1.16)0.37 (0.14 to 0.97)
    2+14/2410.34 (0.13 to 0.91)0.25 (0.09 to 0.68)
Ever drank alcohol
    No14/2741.001.00
    Yes26/2622.05 (1.04 to 4.01)2.41 (1.21 to 4.85)0.01
  • CI, confidence interval; CT, Chlamydia trachomatis; GC, gonorrhoea; HSV-2, herpes simplex virus-2; OR, odds ratio; TV, Trichomonas vaginalis.

  • *p Value derived from likelihood ratio test.