Table 2.
Predictors of LVEF recovery in patients with baseline reduced LVEF
| Univariate | Multivariate | |||
|---|---|---|---|---|
| OR (95% CI) | P value | OR (95% CI) | P value | |
| Age, years | 0.99 (0.98–1.01) | 0.222 | ||
| Male | 0.80 (0.51–1.25) | 0.324 | ||
| Hypertension | 0.99 (0.70–1.39) | 0.935 | ||
| Diabetes | 0.79 (0.56–1.11) | 0.170 | ||
| Prior PCI | 0.88 (0.30–2.57) | 0.815 | ||
| Smoking | 1.02 (0.72–1.43) | 0.918 | ||
| Anterior MI | 0.37 (0.25–0.53) | < 0.001 | 0.55 (0.36–0.84) | 0.006 |
| Killip class II–IV | 0.72 (0.45–1.15) | 0.164 | ||
| SBP (per 10 mmHg increase) | 0.99 (0.92–1.05) | 0.689 | ||
| Heart rate (per 10 bpm increase) | 0.84 (0.77–0.92) | < 0.001 | 0.88 (0.79–0.98) | 0.021 |
| Out-of-hospital cardiac arrest | 2.07 (0.80–5.34) | 0.133 | ||
| Multivessel disease | 1.11 (0.79–1.56) | 0.549 | ||
| TIMI flow 0–1 before PCI | 0.74 (0.51–1.06) | 0.102 | ||
| Usage of IABP | 0.69 (0.39–1.23) | 0.210 | ||
| Baseline LVEF (per 5% increase) | 1.88 (1.60–2.20) | < 0.001 | 1.71 (1.45–2.02) | < 0.001 |
| Initial creatinine, umol/L | 1.00 (0.99–1.00) | 0.122 | ||
| Peak Troponin T, ng/mL | 0.86 (0.82–0.90) | < 0.001 | 0.85 (0.81–0.90) | < 0.001 |
| ACEIs/ARBs | 1.22 (0.86–1.71) | 0.264 | ||
| β-receptor blockers | 0.59 (0.38–0.92) | 0.020 | 0.79 (0.47–1.33) | 0.378 |
OR odds ratio, 95% CI 95% confidence interval, LVEF Left ventricular ejection fraction, PCI Percutaneous coronary intervention, MI myocardial infarction, SBP Systolic blood pressure, TIMI Thrombolysis in Myocardial Infarction, IABP Intra-aortic balloon pump, ACEIs Angiotensin-converting enzyme inhibitors, ARBs Angiotensin II receptor blockers