Figure 1

Overview of the cohort model. NoHPVonc: Women in this health state have no oncogenic HPV infection. HPVlr: Women in this health state have a low risk (non-oncogenic) HPV infection. HPVonc: Women in this health state have an oncogenic HPV infection. CIN1onc: Women in this health state have developed cervical intraepithelial neoplasia (CIN)1 due to an infection with an oncogenic HPV type. Wart: Women in this health state have genital warts. CIN1lr: Women in this health state have developed CIN1 due to an infection with a low risk HPV type. CIN23: Women in this health state have developed CIN2/3 due to an infection with an oncogenic HPV type. Det: represents women within each of the health states whose cervical disease is detected through screening.