Unvaccinated | Vaccinated | Relative risk | |||||||
---|---|---|---|---|---|---|---|---|---|
Age | Genotypes | N | % + | S.E. | N | % + | S.E. | RR | 95 % CI |
All | 244 | 17.5 | 2.7 | 233 | 20.1 | 3.5 | 1.1 | 0.7–1.8 | |
14–17 | Group 1 | 244 | 12.4 | 2.7 | 233 | 11.2 | 2.9 | 0.9 | 0.5–1.8 |
6, 11, 16, 18 | 244 | 4.5 | 1.7 | 233 | 1.0 | 0.5 | 0.2 | 0.1–0.8 | |
All | 448 | 57.7 | 3.4 | 241 | 56.9 | 3.5 | 1.0 | 0.8–1.2 | |
18–24 | Group 1 | 448 | 38.8 | 3.5 | 241 | 30.9 | 3.5 | 0.8 | 0.6–1.1 |
6, 11, 16, 18 | 448 | 16.6 | 2.5 | 241 | 2.5 | 0.7 | 0.2 | 0.1–0.3 |