Table 3. Comparison of baseline characteristics of participants.

EF: ejection fraction; MI: myocardial infarction; RR: risk ratio; CI: confidence interval.

^: presented as mean.

*: presented as mean difference (95% CI).

Variable	Reduced EF (%)	Preserved EF (%)	RR (95% CI)
Age^	65.75	65.54	0.21 (−0.83, 1.24)*
Male	81.28	77.81	1.08 (1.05, 1.11)
Dyslipidemia	28.13	31.94	0.87 (0.82, 0.92)
Hypertension	59.39	62.77	0.93 (0.89, 0.96)
Diabetes mellitus	40.53	31.77	1.04 (1.05, 1.23)
Prior MI	67.22	40.24	1.54 (1.34, 1.76)