a trend toward significanceP = .056
There also was a trend toward significance in the need for postoperative extracorporeal membrane oxygenation: 13% in the early era versus 5.5% in the recent era ( P = .056).
There also was a trend toward significance in the need for postoperative extracorporeal membrane oxygenation: 13% in the early era versus 5.5% in the recent era ( P = .056).