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Table 2 Association between sociodemographic factors and transmission risk factors with a previously undiagnosed HIV infection

From: The HIV care continuum and HIV-1 drug resistance among female sex workers: a key population in Guinea-Bissau

  n Undiagnosed HIV infection OR 95% CI p AORa 95% CI p
HIV-type
 HIV-1 90 40 (44.4%) Ref      
 HIV-2 14 5 (35.7%) 0.7 0.2–2.2 0.54    
 HIV-1/2 dual infected 14 3(21.4%) 0.3 0.1–1.3 0.12    
Age
 ≥ 30 73 23 31.5%) Ref    Ref   
 < 30 45 25 (55.6%) 2.7 1.3–5.9 0.01 2.7 1.2–6.5 0.02
Nationality
 Guinea-Bissau 109 44 (40.4%) Ref      
 Otherb 9 4 (44.4%) 1.2 0.3–4.7 0.81    
Region
 Bissau 59 18 (30.5%) Ref    Ref   
 Outside Bissauc 59 30 (50.9%) 2.4 1.1–5.1 0.03 2.4 1.0-5.8 0.05
Marital status
 Single 38 15 (39.5%) Ref      
 Married 22 8 (36.4%) 0.9 0.3–2.6 0.81    
 Divorced/widowed 54 22 (40.7%) 1.1 0.5–2.5 0.90    
 Data missing 4 3 (75.0%)       
Children
 ≥ 1 child 98 36 (36.7%) Ref      
 None 16 10 (62.5%) 2.9 1.0–8.6 0.06    
 Data missing 4 2 (50.0%)       
Education (years)
 None 48 18 (37.5%) Ref    Ref   
 1–5 24 9 (37.5%) 1 0.4–2.8 1.0 Ref   
 6–9 26 9 (34.6%) 0.9 0.3–2.4 0.81 Ref   
 10–12 10 7 (70.0%) 3.9 0.9–16.7 0.07 4.2 0.9–19.9 0.08
 Data missing 10 5 (50.0%)       
Another source of incomed
 No 61 22 (36.1%) Ref      
 Yes 53 25 (47.2%) 1.6 0.7–3.4 0.23    
 Data missing 4 1 (25.0%)       
Number of clientse
 ≥ 2 40 14 35.0%) Ref      
 0–2 62 30 (48.4%) 1.7 0.8–3.9 0.18    
 Data missing 16 4 (25.0%)       
Condom use with clientf
 Consistent 85 31 (36.5%) Ref    Ref   
 Inconsistent 23 37 (60.9%) 2.7 1.1–7.0 0.04 3.0 1.04–8.4 0.04
 Data missing 10 3 (30.0%)       
Alcohol comsumptiong
 Never 74 35 (47.3%) Ref      
 Yes 40 12 (30.0%) 0.5 0.2–1.1 0.08    
 Data missing 4 1(25.0%)       
  1. AOR adjusted odds ratio, CI confidence interval, OR odds ratio, p p-value, Ref reference category
  2. aIn the final multivariate model the following variables were included; age, region, education (0–9 years vs 10–12 years), and condom use
  3. bIncluding Gambia and Senegal
  4. cIncluding Canchungo, Bafata, Gabu, Bambadinca, Buba, Quebo
  5. dBesides sex work
  6. eNumber of clients last day of sex work
  7. fDo you accept condomless sex with clients?; inconsistent including “Yes”, Consistent including “No”
  8. gAlcohol consumption last month; Yes including “Every day”, “Once a week”, “less than once a week”, No including “Never”