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Table 3 Early and late mortality according to preoperative ejection fraction.

From: Preoperative ejection fraction as a predictor of survival after coronary artery bypass grafting: comparison with a matched general population

Variables Group 1
(EF > 50%)
(n = 8204)
Group 2
(EF = 35% -50%)
(n = 1717)
Group 3
(EF < 35%)
(n = 364)
P Value
Early mortality (%) 129 (1.6) 63 (3.7) 38 (10.5) < .0001
Late mortality (%) 742 (9.1) 296 (17.4) 81 (22.4) < .0001
  1. EF = Ejection fraction.