Table 2

Variables independently associated with prevalence of any (A) or multiple (B) cervical HPV infection among women engaged in sex work participating in the Young Women’s Health Study in Phnom Penh, Cambodia (n = 220)
A. Any HPV infection
Model 1 Model 2 Model 3 Final model
Variables AOR (95% CI) AOR (95% CI) AOR (95% CI) AOR (95% CI)
Sociodemographics
Number of child 0.77 (0.56-1.05) 0.84 (0.61-1.16) 0.80 (0.57-1.11) 0.70 (0.49-1.01)
Type of sex venue (last 30 days)
Entertainment/others 1.0 1.0 1.0 1.0
Freelances/brothels 3.00 (1.66-5.43)** 2.11 (1.08-4.12)* 1.30 (0.60-2.84) 0.77 (0.32-1.88)
Drugs and alcohol use
ATS use (last 3 months)
No 1.0 1.0 1.0
Yes 2.27 (1.11-4.62)* 1.85 (0.88-3.89) 1.85 (0.83-4.12)
Sexual behaviors
Number of sexual partners (last month) 1.05 (1.01-1.08)* 1.05 (1.01-1.09)*
HIV and STI infections
Previously diagnosed STI
No 1.0
Yes 1.55 (0.82-2.92)
HIV result
Negative 1.0
Positive 7.96 (2.80-22.65)**
B. Multiple HPV infection (≥2 genotypes)
Model 1 Model 2 Model 3 Final Model§
Variables OR (95% CI) AOR (95% CI) AOR (95% CI) AOR (95% CI)
Sociodemographics
Type of sex venue (last 30 days)
Entertainment/others 1.0 1.0 1.0 1.0
Freelances/brothels 5.34 (2.52-11.33)** 4.18 (1.90-9.21)** 3.56 (1.44-8.82)** 3.05 (1.05-8.84)*
Drugs and alcohol use
Binge of drugs (last 3 months)
No 1.0 1.0 1.0
Yes 2.58 (1.12-5.96)* 2.66 (1.09-6.51)** 3.45 (1.32-9.03)*
Sexual behaviors
Number of sexual partners (last month) 1.07 (1.02-1.13)** 1.09 (1.03-1.16)**
Number of new sexual partners (last month) 0.91 (0.84-0.99)* 0.90 (0.82-0.99)*
HIV result
Negative 1.0
Positive 5.25 (1.95-14.14)**

† = variable use as continuous § = Final model adjusted for education * = p ≤ 0.05 ** = p ≤ 0.01.

Couture et al.

Couture et al. BMC Infectious Diseases 2012 12:166   doi:10.1186/1471-2334-12-166

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