Table 1

Characteristics and prevalence of any and multiple cervical HPV infection among women engaged in sex work participating in the Young Women’s Health Study in Phnom Penh, Cambodia
Characteristic Prevalence of characteristic Prevalence of any HPV infection Prevalence of multiple HPV (≥2 genotypes) infection
N (%) N (%) OR (95% CI) N (%) OR (95% CI)
Overall 220 90 (41.1) 37 (16.8)
Sociodemographics
Age (years): Median 26; IQR (22, 28) 1.00 (0.93-1.08) 1.04 (0.94-1.15)
16-18 14 (6.4) 5 (35.7) 1.0 1 (7.1) 1.0
19-24 71 (32.4) 29 (40.9) 1.20 (0.36-3.95) 11 (15.5) 2.38 (0.28-20.11)
25-29 134 (42.8) 56 (41.8) 1.31 (0.42-4.13) 25 (18.5) 2.95 (0.37-23.64)
Education (years): Median 4; IQR (1, 6) 0.93 (0.85-1.02) 0.93 (0.82-1.05)
None 49 (22.4) 23 (46.9) 1.0 12 (24.0) 1.0
Primary (1–6 years) 124 (56.6) 54 (43.6) 0.85 (0.44-1.67) 20 (16.0) 0.60 (0.27-1.35)
Secondary (7+ years) 46 (21.1) 13 (28.3) 0.46 (0.20-1.08) 5 (11.1) 0.40 (0.13-1.23)
Marital status
Never married 44 (20.1) 22 (50.0) 1.0 8 (17.8) 1.0
Married-living together 84 (38.4) 36 (35.2) 0.75 (0.36-1.56) 18 (21.4) 1.26 (0.50-3.18)
Widowed/Divorced/Separated 91 (41.6) 32 (42.9) 0.54 (0.26-1.13) 11 (12.1) 0.64 (0.24-1.71)
Number of child: Median 1; IQR (0, 1) 0.80 (0.59-1.09) 1.08 (0.74-1.58)
0 89 (40.6) 43 (48.3) 1.0 16 (17.8) 1.0
1 78 (35.6) 28 (35.9) 0.60 (0.32-1.15) 11 (14.1) 0.76 (0.33-1.75)
More than 2 52 (23.7) 19 (36.5) 0.54 (0.26-1.13) 10 (19.2) 1.10 (0.46-2.64)
Type of sex venue (last 30 days)
Entertainment 149 (68.0) 49 (32.9) 1.0 13 (8.7) 1.0
Freelances/brothels 70 (32.0) 41 (58.6) 2.89 (1.61-5.18)** 24 (33.8) 5.34 (2.52-11.33)**
Drug and alcohol use
ATS use (last 3 months)
No 160 (72.7) 53 (33.1) 1.0 18 (11.3) 1.0
Yes 60 (27.3) 37 (62.7) 3.40 (1.82-6.32)** 19 (31.7) 3.66 (1.76-7.60)**
Binge of drugs (last 3 months)
No 179 (81.7) 65 (36.3) 1.0 22 (12.3) 1.0
Yes 40 (18.3) 25 (62.5) 2.93 (1.44-5.94)** 15 (36.6) 4.12 (1.89-8.95)**
Number of days of drinking alcohol (last month): 0.98 (0.95-0.99) * 0.97 (0.94-0.99) *
0 – 4 57 (26.5) 32 (56.1) 1.0 16 (27.6) 1.0
5 – 19 57 (25.9) 20 (35.1) 0.40 (0.19-0.86) * 8 (14.3) 0.44 (0.17-1.12)
> 20 105 (47.7) 38 (36.2) 0.45 (0.24-0.88) * 13 (12.3) 0.37 (0.16-0.83)*
Number of days drunk (last month): 0.99 (0.95-1.03) 0.98 (0.93-1.03)
0 – 4 123 (56.2) 57 (46.3) 1.0 27 (21.8) 1.0
5 – 19 72 (32.9) 22 (30.6) 0.51 (0.28-0.94) * 6 (8.3) 0.33 (0.13-0.83)*
> 20 24 (11.0) 11 (45.8) 0.98 (0.41-2.36) 4 (16.7) 0.72 (0.23-2.28)
Sexual behaviors
Age at first sexual intercourse
≤ 15 37 (16.9) 19 (51.4) 1.0 8 (21.6) 1.0
> 15 180 (82.2) 70 (38.9) 1.00 (0.97-1.04) 28 (15.5) 1.02 (0.99-1.05)
Number of sexual partners (last month): 1.06 (1.03-1.09) ** 1.06 (1.03-1.09) **
≤5 99 (45.2) 31 (31.3) 1.0 9 (9.1) 1.0
6 – 15 71 (32.4) 27 (38.0) 1.35 (0.71-2.55) 8 (11.3) 1.27 (0.46-3.47)
≥ 16 49 (22.4) 32 (65.3) 4.13 (2.00-8.53)** 20 (40.0) 6.67 (2.74-16.21)**
Number of new partners (last month): 1.09 (1.04-1.14) **
0 43 (19.6) 16 (37.2) 1.0 4 (9.3) 1.0
1-5 120 (54.8) 40 (33.3) 0.85 (0.41-1.74) 18 (14.8) 1.70 (0.54-5.35)
>6 56 (25.6) 34 (60.1) 2.61 (1.15-5.91)* 25 (26.8) 3.57 (1.09-11.69)*
Condom use with last paying partner
Consistent (always) 197 (90.8) 83 (42.1) 1.0 33 (16.7) 1.0
Inconsistent 20 (9.2) 6 (30.0) 0.59 (0.22-1.60) 3 (15.0) 0.88 (0.24-3.18)
Condom use with last non- paying partner
Consistent (always) 18 (16.8) 7 (38.9) 1.0 2 (11.1) 1.0
Inconsistent 89 (83.2) 34 (38.2) 0.97 (0.34-2.75) 12 (13.5) 1.25 (0.25-6.12)
HIV and STI infections
HIV result
Negative 186 (84.9) 64 (34.4) 1.0 22 (11.8) 1.0
Positive 33 (15.1) 26 (78.8) 7.08 (2.91-17.20)** 15 (44.1) 5.89 (2.62-13.23)**
Previously diagnosed STI
No 91 (41.7) 29 (31.9) 1.0 12 (13.2) 1.60 (0.76-3.38)
Yes 127 (58.3) 61 (48.) 1.98 (1.13-3.47)* 25 (19.5)

† = variable use as continuous * = 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

Open Data