Determinants for positivity of oncogenic and non-oncogenic HPV types
| Oncogenic HPV types | Non-oncogenic HPV types | |||||
|---|---|---|---|---|---|---|
| No (% positive) | Crude OR | OR1 (95% CI) | No (% positive) | Crude OR | OR2 (95% CI) | |
| Oncogenic HPV types: 16, 18, 31, and 33. Non-oncogenic HPV types: 6 and 11. | ||||||
| *95% CI excludes 1.0. | ||||||
| OR1, odds ratio adjusted for age, lifetime number of sex partners, and circumcision; OR2, odds ratio adjusted for age, number of sex partners during the past year, and ever having had genital warts. | ||||||
| Age | ||||||
| 35+ | 36 (8) | 1.0 | 1.0 | 35 (6) | 1.0 | 1.0 |
| 25–34 | 68 (22) | 3.1 | 3.0 (0.8 to 11.7) | 63 (16) | 3.1 | 2.5 (0.5 to 13.7) |
| 18–24 | 30 (23) | 3.3 | 4.7 (1.0 to 23.4) | 29 (21) | 4.3 | 6.3 (1.1 to 39.4) |
| Lifetime number of sex partners | ||||||
| 1–19 | 60 (13) | 1.0 | 1.0 | 56 (7) | 1.0 | 1.0 |
| 20–39 | 32 (28) | 2.5 | 3.0 (1.0 to 9.6) | 29 (21) | 3.4 | 2.0 (0.3 to 12.0) |
| 40+ | 42 (19) | 1.5 | 2.6 (0.8 to 9.0) | 42 (19) | 3.1 | 2.3 (0.4 to 14.8) |
| Number of partners in the past year | ||||||
| ≤4 | 92 (18) | 1.0 | 1.0 | 81 (7) | 1.0 | 1.0 |
| 5+ | 42 (19) | 1.0 | 0.6 (0.2. to 1.8) | 46 (26) | 4.4* | 4.1 (1.3 to 13.3) |
| Genital warts | ||||||
| Never | 100 (18) | 1.0 | 1.0 | 89 (8) | 1.0 | 1.0 |
| Ever | 31 (23) | 1.3 | 1.0 (0.4 to 3.0) | 34 (29) | 4.9* | 5.9 (1.8 to 18.9) |
| Circumcision | ||||||
| No | 112 (21) | 1.0 | 1.0 | 105 (15) | 1.0 | 1.0 |
| Yes | 22 (9) | 0.4 | 0.4 (0.08 to 1.7) | 22 (9) | 0.6 | 0.8 (0.1 to 4.1) |