Table 5.
Results of first cytology for 1993 birth cohort stratified by HPV vaccination status, excl. unsatisfactory and missing
| Cytology diagnosis |
Vaccinated ≤15a
N = 13,543 (88.4%) |
Vaccinated >15a
N = 815 (5.3%) |
Unvaccinated N = 957 (6.3%) |
≤15 vs. unvaccinated RR (CI), p |
>15 vs. unvaccinated RR (CI), p |
|---|---|---|---|---|---|
| NILM | 12,321 (91.0%) | 712 (87.4%) | 846 (88.4%) |
1.03 (1.00–1.05) p = 0.008 |
0.99 (0.95–1.02) p = (0.50) |
| ASCUS | 552 (4.1%) | 44 (5.4%) | 48 (5.0%) |
0.81 (0.61–1.08) p = 0.16 |
1.08 (0.72–1.60) p = 0.71 |
| LSIL | 531 (3.9%) | 42 (5.1%) | 49 (5.1%) |
0.77 (0.58–1.02) p = 0.07 |
1.00 (0.67–1.50) p =0.97 |
| HSIL | 139 (1.0%) | 17 (2.1%) | 14 (1.5%) |
0.70 (0.41–1.21) p = 0.20 |
1.43 (0.71–2.87) p = 0.32 |
| ASCUS+ | 1222 (9.0%) | 103 (12.6%) | 111 (11.6%) |
0.78 (0.65–0.93) p = 0.008 |
1.09 (0.85–1.40) p = 0.50 |
a
Defined as at least one dose (22 women had first cytology before or on the date of the first HPV vaccination).