In another retrospective observational study evaluating the effect of the distance from placental edge to internal os on mode of delivery, vaginal delivery was successful for76.5% of the 34 women with an 11 to 20 mm distancewho underwent TOL.15 Eight women (23.5%) required anemergency Caesarean section for either bleeding or failureto progress in labour.15 The authors did not mention thenumber of emergency Caesarean sections performed forintrapartum vaginal bleeding.