Comparison of primary cytology, primary HPV testing and co-testing as cervical cancer screening for Chinese women: a population-based screening cohort.

Objectives: We compared clinical performance of three strategies of primary human papillomavirus (HPV) testing, primary cytology and co-testing for cervical cancer screening.

Design: A population-based prospective cohort study of clinical performance of screening strategy.

Setting: Patients recruited from community in Changzhi County, Shanxi Province, China.