Table 3.
The odds ratio for HPV-16 detection according to gender and adjusted by vaccination and sexual activity status, in high school students aged 14–17 years old.
| Variable | HPV-16 |
OR (95% CI) |
|
|---|---|---|---|
| Positive |
Negative |
||
| (n = 21) | (n = 1,763) | ||
| N (%) | |||
| Gender | |||
| Girl | 7 (0.67) | 1,032 (99.33) | 1 |
| Boy | 14 (1.88) | 731 (98.12) | 2.82 (1.06–8.30)* |
| Gender + Vaccination status | |||
| Vaccinated girls | 5 (0.53) | 939 (99.47) | 1 |
| Unvaccinated girls | 2 (2.11) | 93 (97.89) | 4.04 (0.38–25.03) |
| Unvaccinated boys | 14 (1.88) | 731 (98.12) | 3.60 (1.21–12.81)† |
| Gender + Vaccination status + Sexually active (SA) status | |||
| Vaccinated girls | 2 (0.33) | 596 (99.67) | 1 |
| Vaccinated girls + SA | 3 (0.87) | 343 (99.13) | 2.06 (0.30–31.31) |
| Unvaccinated girls | 1 (1.67) | 59 (98.33) | 5.05 (0.08–97.92) |
| Unvaccinated girls + SA | 1 (2.86) | 34 (97.14) | 8.70 (0.14–170.8) |
| Unvaccinated boys | 6 (1.40) | 423 (98.6) | 4.22 (0.75–42.95) |
| Unvaccinated boys + SA | 8 (2.53) | 308 (97.47) | 7.74 (1.53–75.09)‡ |
*Statistically significant, p = 0.02.
†Statistically significant, p = 0.01.
‡Statistically significant, p = 0.01.
Note: the adjustment was made using Fisher's exact test.