b'FONTAN OPERATIONSPRIMARY PROCEDURE (VOLUME BY YEAR)2018 222017 282016 18Fontan Operative Mortality 10% Postoperative MedianLength of Stay 1STS National Benchmark 1 12 days0%1STS Congenital Heart Surgery National Report Published December 2018, reporting timeframe July 2014June 2018.19|The Heart Center Annual Report 2018 childrens.com/heart | 19'