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Table 3 Factors associated with sexually transmitted infections among HIV-infected women at three clinics, Thailand (N = 1,124)

From: Sexually transmitted infections among HIV-infected women in Thailand

Predictors STI 1(No., %) OR (95% CI) P value Adjusted ORd(95% CI) P value
  Yes (n = 133) No (n = 991)     
Age
  ≤ 25 yrs 30 (16.9) 148 (83.1) 1.7 (1.0, 2.6) 0.03 -  
  > 25 yrs 103 (10.9) 841 (89.1) 1   -  
Years of education
  ≤ Grade 6 62 (11.7) 468 (88.3) 1.0 (0.77, 1.4) 0.96   
  > Grade 6 71 (12.0) 522 (88.0) 1    
Hospital
  Siriraj 59 (12.9) 399 (87.1) 2.1 (1.2, 3.6) <0.01 -  
  Rajavithi 50 (16.7) 250 (83.3) 2.8 (1.7, 4.9) <0.01 -  
  Bamrasnaradura 24 (6.6) 342 (93.4) 1   -  
Pregnancy
  Yes 28 (22.6) 96 (77.4) 2.5 (1.5, 4.1) <0.01 2.4 (1.4, 3.9) 0.001
  No 105 (10.5) 895 (89.5) 1   1  
Sex work
  Previous/ current 9 (16.7) 45 (83.3) 1.4 (0.6, 3.2) 0.44   
  Never 115 (12.2) 831 (87.8) 1    
Casual partner last 3 months
  Yes 6 (17.6) 28 (82.4) 1.5 (0.5, 3.8) c 0.43 f   
  No 119 (12.5) 833 (87.5) 1    
Steady partner last 3 months
  Yes 78 (11.9) 580 (88.1) 0.8 (0.6, 1.3) 0.43   
  No 48 (13.8) 300 (86.2) 1    
Condom use last 3 months
  No 31 (13.4) 201 (86.6) 1.0 (0.6, 1.6) 0.92 -  
  Yes 48 (9.8) 442 (90.2) 0.7 (0.4, 1.1) 0.11 -  
  No sex last 3 months 54 (13.4) 348 (86.6) 1   -  
Time after infection
  < 6 months 31 (15.4) 170 (84.6) 1.4 (0.9, 2.3) 0.12 -  
   6 months 98 (11.2) 780 (88.8) 1   -  
  Latest CD4 count
  0-200 cells/mm3 51 (13.8) 318 (86.2) 1.3 (0.9, 1.9) 0.21   
  > 200 cells/mm3 82 (11.0) 662 (89.0) 1    
Abnormal symptom 2
  ≥ 1 symptom(s) 61 (17.3) 292 (82.7) 2.0 (1.4, 3.0) <0.01 -  
  None 72 (9.3) 699 (90.7) 1   -  
STI signs 3
  ≥ 1 sign(s) 73 (21.5) 266 (78.5) 3.3 (2.3, 4.9) <0.001 3.3 (2.2, 4.9) <0.001
  None 60 (7.6) 725(92.4) 1   1  
Latest viral load
  <50 copies/ml 9 (5.1) 169 (94.9) 0.9 (0.2, 4.0) c 0.76 f   
  ≥50 copies/ml 4 (5.8) 65 (94.2) 1    
Current ARV
  No 72 (13.8) 450 (86.2) 1.5 (1.0, 2.2) 0.04 -  
  Yes 50 (9.6) 471 (90.4) 1   -  
  1. f Fisher Exact test.
  2. c Exact Confidence Limits.
  3. d Adjusted for age, hospital, pregnancy, condom use last 3 months, time after infection, abnormal symptoms, STI signs, and current ARV treatment.
  4. 1 Gonorrhea by PCR/Chlamydia by PCR/Trichomoniasis by wet mount /GUD by doctor conclusion/laboratory confirmed syphilis (VDRL/TPHA).
  5. 2 Genital pain/ genital lesion/ vaginal discharge/urethral discharge/ lower abdominal pain.
  6. 3 Genital wart/genital ulcer/abnormal cervix/abnormal vaginal discharge/cervical motion tenderness during bimanual examination.