A risk calculator for postoperative urinary retention (POUR) following vaginal pelvic floor surgery: multivariable prediction modelling.

Objective: To determine the perioperative characteristics associated with an increased risk of postoperative urinary retention (POUR) following vaginal pelvic floor surgery.

Design: A retrospective cohort study using multivariable prediction modelling.

Setting: A tertiary referral urogynaecology unit.