Table 2 Acquisition of new human papillomavirus (HPV) infection during one and half years, in female students negative for the corresponding HPV type(s). Busan, Korea
HPV type | No. of women at risk (HPV-negative at baseline) | No. of new Infections at follow-up | Acquisition of new infection, % (95% CI) |
|---|---|---|---|
High-risk | |||
16 | 195 | 17 | 8.7 |
18 | 196 | 8 | 4.1 |
31 | 195 | 3 | 1.5 |
33 | 196 | 1 | 0.5 |
35 | 197 | 6 | 3.0 |
39 | 196 | 2 | 1.0 |
45 | 197 | 0 | 0.0 |
51 | 190 | 1 | 0.5 |
52 | 195 | 4 | 2.1 |
56 | 196 | 0 | 0.0 |
58 | 196 | 2 | 1.0 |
59 | 196 | 2 | 1.0 |
66 | 196 | 2 | 1.0 |
68 | 194 | 2 | 1.0 |
Overall HR | 181 | 23 | 12.7 (7.9–17.6) |
Low-risk | |||
6 | 197 | 4 | 2.0 |
11 | 196 | 0 | 0.0 |
34 | 197 | 0 | 0.0 |
40 | 197 | 0 | 0.0 |
42 | 197 | 0 | 0.0 |
43 | 197 | 2 | 1.0 |
44 | 197 | 1 | 0.5 |
53 | 196 | 1 | 0.5 |
54 | 196 | 3 | 1.5 |
70 | 196 | 0 | 0.0 |
74 | 195 | 1 | 0.5 |
X | 190 | 13 | 6.8 |
Overall LR | 187 | 15 | 8.0 (4.1–11.9) |
Any type | 171 | 30 | 17.5 (11.8–23.2) |