Table 2. Univariate and multivariate logistic analysis for reduced exercise capacity (VO2peak <16 mL/kg/min).
| Variable | Univariate | Multivariate | |||||
|---|---|---|---|---|---|---|---|
| OR | 95% CI | P value | OR | 95% CI | P value | ||
| Age | 1.07 | 1.04–1.11 | <0.001 | 1.05 | 1.04–1.10 | 0.002 | |
| Male | 0.30 | 0.12–0.74 | 0.009 | 0.44 | 0.15–1.30 | 0.138 | |
| Body mass index | 1.08 | 0.99–1.17 | 0.068 | ||||
| Hypertension | 1.68 | 1.01–2.80 | 0.045 | 1.50 | 0.82–2.76 | 0.188 | |
| Smoker | 0.81 | 0.49–1.36 | 0.432 | ||||
| Diabetes | 1.60 | 0.93–2.72 | 0.087 | ||||
| HA1c | 1.22 | 1.03–1.43 | 0.017 | 1.26 | 1.04–1.52 | 0.021 | |
| STEMI | 1.04 | 0.63–1.73 | 0.881 | ||||
| Hemoglobin | 0.98 | 0.96–0.99 | 0.003 | 0.99 | 0.98–1.02 | 0.928 | |
| BNP | 1.001 | 1.00–1.003 | 0.002 | 1.00 | 0.99–1.00 | 0.452 | |
| eGFR | 0.97 | 0.95–0.98 | <0.001 | 0.98 | 0.96–0.99 | 0.016 | |
| β-blocker | 0.61 | 0.35–1.08 | 0.088 | ||||
| LVEF | 0.104 | 0.007–1.494 | 0.096 | ||||
| E/e' | 1.20 | 1.11–1.31 | <0.001 | 1.10 | 1.01–1.22 | 0.037 | |
| TIMI flow level 0 | 1.20 | 1.11–1.31 | <0.001 | 1.68 | 0.90–3.12 | 0.098 | |
| Number of implanted stents | 1.52 | 1.01–2.28 | 0.043 | 1.41 | 0.89–2.26 | 0.149 | |
| Incomplete revascularization | 2.05 | 1.23–3.42 | 0.006 | 1.42 | 0.77–2.62 | 0.261 | |
HA1c, glycosylated hemoglobin; STEMI, ST-segment elevation myocardial infarction; TIMI, thrombolysis in myocardial infarction; eGFR, estimated glomerular filtration rate; BNP, brain natriuretic peptide; LVEF, left ventricular ejection fraction; E/e', the ratio of early diastolic transmitral flow velocity to early diastolic tissue velocity.