Characteristic and categories | HPV16 seroreactivity 425/1624 (%)* | OR (95%CI)** | |
---|---|---|---|
Unadjusted | Adjusted (HPV16 and age) | ||
Smoking: | |||
Never | 216/768 (22.0) | 1.0 | 1.0 |
Current | 124/581 (17.6) | 0.75 (0.59-0.97) | 0.74 (0.58-0.98) |
Former | 85/275 (23.6) | 1.09 (0.82-1.46) | 1.06 (0.79-1.42) |
Smoking duration: | |||
Never | 216/768 (22.0) | 1.0 | 1.0 |
<=10 years | 86/379 (18.5) | 0.81 (0.61-1.07) | 0.81 (0.61-1.07) |
11+ years | 95/413 (18.7) | 0.82 (0.62-1.07) | 0.62 (0.57-0.98) |
Drinking: | |||
Never | 131/556 (19.1) | 1.0 | 1.0 |
Ever drinker | 291/1064 (21.5) | 1.16 (0.92-1.47) | 1.16 (0.92-1.47) |
Lifetime sexual partners: | |||
0-1 | 132/770 (14.6) | 1.0 | 1.0 |
2-3 | 162/555 (22.6) | 1.70 (1.32-2.19) | 1.70 (1.32-2.20) |
4-5 | 84/181 (31.7) | 2.71 (1.97-3.72) | 2.56 (1.97-3.53) |
6+ | 47/117 (28.7) | 2.34 (1.59-3.44) | 2.29 (1.55-3.37) |
Sexual partners, last 5 years: | |||
0-1 | 321/1262 (20.3) | 1.0 | 1.0 |
2-3 | 83/290 (22.2) | 1.12 (0.86-1.48) | 1.17 (0.88-1.55) |
4+ | 20/71 (22.0) | 1.10 (0.66-1.84) | 1.30 (0.77-2.19) |
Sexual partners, last year: | |||
0-1 | 400/1534 (20.7) | 1.0 | 1.0 |
2-3 | 15/69 (17.9) | 0.83 (0.47-1.47) | 0.90 (0.51-1.60) |
4+ | 2/5 (28.6) | 1.53 (0.29-7.93) | 1.89 (0.36-9.87) |
Age at first sexual intercourse: | |||
20-50 | 89/446 (16.6) | 1.0 | 1.0 |
18-19 | 89/344 (20.6) | 1.30 (0.93-1.79) | 1.52 (1.08-2.13) |
16-17 | 107/417 (20.4) | 1.29 (0.94-1.76) | 1.60 (1.15-2.23) |
<=15 | 140/417 (25.1) | 1.68 (1.25-2.27) | 2.18 (1.59-3.00) |
Frequency of sex (weekly): | |||
0-1 times | 224/865 (20.6) | 1.0 | 1.0 |
2-3 | 133/576 (18.8) | 0.89 (0.70-1.13) | 0.95 (0.75-1.22) |
4-5 | 42/123 (25.5) | 1.31 (0.90-1.92) | 1.53 (1.04-2.26) |
6+ | 25/58 (30.1) | 1.66 (1.01-2.72) | 1.77 (1.07-2.92) |
Practice of anal sex: | |||
Never | 254/1018 (20.0) | 1.0 | 1.0 |
Ever | 171/606 (22.0) | 1.13 (0.91-1.41) | 1.14 (0.92-1.42) |
Practice of oral sex: | |||
Never | 195/739 (20.9) | 1.0 | 1.0 |
Ever | 230/885 (20.6) | 0.98 (0.79-1.22) | 1.08 (0.87-1.34) |