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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

From: Cervical human papillomavirus infection among young women engaged in sex work in Phnom Penh, Cambodia: prevalence, genotypes, risk factors and association with HIV infection

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)  
  1. † = variable use as continuous * = p ≤ 0.05 ** = p ≤ 0.01.