Fig. 1From: The incidence, clearance and persistence of non-cervical human papillomavirus infections: a systematic review of the literatureMedian* Time to clearance (months, 95 % CIs) of HPV from non-cervical sites in men and women. Footnote: *mean reported for [20, 46, 47, 51]. TS type-specific incidence defined as at least one positive test for any HPV type or HR-HPV type not detected at baseline; NTS non-type-specific incidence defined as at least one positive test for any HPV type or HR-HPV type among those negative for any HPV DNA or any HR-HPV DNA at baselineBack to article page