Risk Factors of Preterm Birth in Women After Local Treatment of Cervical Intraepithelial Neoplasia - a Retrospective Cohort Study.

A previous cervical intraepithelial neoplasia is associated with an increased obstetrical risk. It was the aim of the study to identify risk factors of preterm birth in patients with cervical intraepithelial neoplasia in dependence of the treatment modality (excisional vs. ablative).