In patients undergoing Fontan completion, does a younger age at operation result in better long-term exercise capacity and prognosis?

A best evidence topic in cardiac surgery was written according to a structured protocol. The question addressed was 'In [patients undergoing Fontan completion], does [a younger age at operation] result in [better long-term exercise capacity and prognosis]?'. Altogether, 304 papers were found using the reported search, of which 10 represented the best evidence to answer the clinical question. The authors, journal, date and country of publication,...