Table 1 Demographics and baseline clinical characteristics, means ± SD, or N (%)
CR, n = 382 | SR, n = 220 | P | |
|---|---|---|---|
Age, yrs | 64.6 ± 12.0 | 62.7 ± 11.5 | 0.052 |
Male | 257 (67.3) | 164(74.5) | 0.061 |
Medical history | |||
Diabetes | 101 (26.4) | 70 (31.8) | 0.159 |
Hypertension | 194 (50.8) | 120 (54.5) | 0.374 |
Hypercholesterolemia | 100 (26.2) | 56 (25.5) | 0.845 |
Current smoker | 194 (50.8) | 128 (58.2) | 0.080 |
Previous PCI | 14 (3.7) | 10 (4.5) | 0.595 |
Previous MI | 13 (3.4) | 14 (6.4) | 0.091 |
Killip class II/III on admission | 27 (7.1) | 13 (5.9) | 0.582 |
Systolic blood pressure on admission, mmHg | 128.2 ± 22.0 | 129.9 ± 24.0 | 0.392 |
Heart rate on admission, bpm | 77.3 ± 16.8 | 77.8 ± 14.5 | 0.703 |
LVEF, % | 54.0 ± 9.1 | 53.6 ± 9.1 | 0.662 |
Symptom to balloon time, h | 6 (4,9) | 6 (3,9) | 0.851 |
Anterior MI | 165 (43.2) | 103 (46.8) | 0.389 |
Three-vessel disease | 160 (41.9) | 106 (48.2) | 0.134 |
Intra-aortic Balloon Pump | 31 (8.1) | 17 (7.7) | 0.866 |