From: Echocardiographic predictors of early in-hospital heart failure during first ST-elevation acute myocardial infarction: does myocardial performance index and left atrial volume improve diagnosis over conventional parameters of left ventricular function?
Variable
Hazard ratio
95% CI
LVEF ≤ 0.45
17.0
(4.1 - 70.8)
Age ≥ 60 and MPI < 0.57
0.5
(0.1 - 4.1)
Age ≥ 60 and MPI ≥ 0.57
13.7
(2.7 - 68.6)