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Lowering the U.S. cesarean delivery rate is a national priority. One means of achieving this goal is to increase the likelihood of trial of labor after prior cesarean (TOLAC) deliveries. In a retrospective cohort study involving some 1500 women with one prior cesarean delivery, investigators at a single academic institution examined whether the probability of TOLAC varied by call structure of their obstetric provider group (a traditional on-call schedule in which nighttime providers might have daytime duties the next day vs. a night-float system in which dedicated providers cared for inpatients only during the day or nighttimes, without clinical responsibilities during the alternate shift).
Women cared for by night-float teams were 2.6 times…