About 35 percent of cesarean sections, or C-sections, were performed for low-risk deliveries in 2013. Low-risk C-section rates varied tenfold (from 4.6 to 46.9 per 100 low-risk deliveries) among the largest hospitals that account for 80 percent of all births, and there was even wider variation among smaller hospitals.
Read more: Agency for Healthcare Research and Quality, Healthcare Cost and Utilization Project Statistical Brief #211, Variation in the Rate of Cesarean Section Across U.S. Hospitals, 2013.