Volume 10, Number 11—November 2004
Research
Evaluating Human Papillomavirus Vaccination Programs
Table 3
Reduction in lifetime risk of cervical cancer
Cohort | % reduction in lifetime risk of cervical cancer |
---|---|
Full potential of program in 12-year-old girls | 64 |
First cohort of 12-year-old girls vaccinateda | 46 |
24-year-old women who receive catch-up vaccinationb | 35 |
30-year-old women who receive catch-up vaccinationb | 17 |
aThis group experiences a lower reduction in cancer cases because many of their sex partners will be drawn from a population pool that has not been vaccinated.
b24- or 30-year-old women who opt for catch-up vaccination in the first year that the vaccine becomes available.