Table 4.

The 12- and 24-Month Cumulative Incidence and Median Time to Genital Wart Incidence by Age Group

Age group (years)	Incidence, cases per 1000 person-years (95% CI)	12-month cumulative incidence,% (95% CI)	24-month cumulative incidence,% (95% CI)	Median time to GW detection, months (95% CI)
18–30	3.43 (2.72–4.27)	2.3 (1.4–3.2)	7.4 (5.4–9.4)	17.2 (12.3–19.5)
31–44	1.37 (.89–2.02)	1.0 (.3–1.7)	3.1 (1.6–4.6)	18.9 (11.9–24.2)
45–70	1.27 (.55–2.51)	1.7 (.2–3.2)	3.3 (.9–5.6)	7.6 (5.8–13.6)

Abbreviations: CI, confidence interval; GW, genital wart; HPV, human papillomavirus.