Table 4. Adverse cardiac events in the three study groups (31).

Cardiac event	Total (n=703)	Troponin −/− (n=495)	Troponin +/− (n=145)	Troponin +/+ (n=63)
Sudden death	3 (0.4%)	0 (0%)	0 (0%)	3 (4.8%)
Cardiac death	2 (0.3%)	0 (0%)	0 (0%)	2 (3.2%)
Acute pulmonary edema	3 (0.4%)	0 (0%)	1 (0.7%)	2 (3.2%)
Heart failure	47 (6.7%)	1 (0.2%)	18 (12.4%)	28 (44.4%)
Asymptomatic left ventricular dysfunction	37 (5.3%)	2 (0.4%)	24 (16.6%)	11 (17.5%)
Life-threatening arrhythmias	17 (2.4%)	2 (0.4%)	10 (6.9%)	5 (7.9%)
Conduction disturbances requiring pacemaker implantation	2 (0.3%)	0 (0%)	0 (0%)	2 (3.2%)
Cumulative events	111 (15.8%)	5 (1.0%)	53 (36.6%)*	53 (84.1%)**

*, P<0.001 vs. Troponin I −/− group; **, P<0.001 vs. Troponin I +/− group.