Is increased peripheral ligamentous laxity in term pregnant women associated with obstetric anal sphincter injury

Introduction and hypothesis Increased ligamentous laxity is associated with pelvic floor distension in pregnant women. This considered, it may also be related to the risk of obstetric anal sphincter injury (OASI). Our objective was to assess the association among increased ligamentous laxity, perineal tear severity, and OASI occurrence.