Table 1 Comparison of the baseline demographics between patients who had emergency left main (LM) and non-emergency LM revascularization
|  | Overall, n = 2138 | Emergent LM revascularization n = 460 (21.5%) | P-Value | Non-emergent LM revascularization n = 1678 (78.5%) | P Value | ||
|---|---|---|---|---|---|---|---|
PCI (n = 264) | CABG (n = 196) | PCI (n = 958) | CABG (n = 720) | ||||
Baseline characteristics | |||||||
 Age (years), median (IQR) | 64 (57–70) | 63 (56–72) | 60 (54- 68) | 0.004 | 66 (60–72) | 62 (55–69) |  < 0.001 |
 Body mass index (kg/m2), median (IQR) | 28 (25- 32) | 28 (25–31) | 28 (25–30) | 0.269 | 29 (26–33) | 28 (25–31) |  < 0.001 |
 Gender (male), n (%) | 1678 (78.5%) | 202 (76.52%) | 170 (86.73%) | 0.006 | 692 (7223%) | 614 (85.28%) |  < 0.001 |
 Smoker, n (%) | 849 (39.7%) | 85 (32.20%) | 83 (42.35%) | 0.025 | 394 (41.13%) | 287 (39.86%) | 0.601 |
 Diabetes mellitus, n (%) | 1468 (68.7%) | 185 (70.08%) | 139 (70.92%) | 0.845 | 619 (64.61%) | 525 (72.92%) |  < 0.001 |
 Hypertension, n (%) | 1495 (70.4%) | 173 (65.78%) | 122 (62.24%) | 0.434 | 686 (72.67%) | 514 (71.39%) | 0.564 |
 Dyslipidemia, n (%) | 1463 (69.0%) | 179 (68.06%) | 125 (63.78%) | 0.337 | 642 (68.15%) | 517 (71.81%) | 0.108 |
 Congestive heart failure, n (%) | 261 (12.2%) | 44 (16.67%) | 23 (11.73%) | 0.138 | 152 (15.87%) | 42 (5.83%) |  < 0.001 |
 Peripheral arterial disease, n (%) | 246 (11.5%) | 28 (10.61%) | 20 (10.20%) | 0.889 | 156 (16.28%) | 42 (5.83%) |  < 0.001 |
 Cerebral vascular accident, n (%) | 222 (10.4%) | 30 (11.36%) | 11 (5.61%) | 0.032 | 149 (15.55%) | 32 (4.44%) |  < 0.001 |
 Chronic kidney disease, n (%) | 437 (20.4%) | 62 (23.48%) | 29 (14.80%) | 0.021 | 254 (26.51%) | 92 (12.78%) |  < 0.001 |
 Atrial fibrillation, n (%) | 183 (8.6%) | 27 (10.23%) | 12 (6.12%) | 0.118 | 127 (13.26%) | 17 (2.36%) |  < 0.001 |
 Previous myocardial infarction, n (%) | 613 (28.7%) | 84 (31.82%) | 60 (30.61%) | 0.783 | 334 (34.86%) | 135 (18.75%) |  < 0.001 |
 EuroSCORE, median (IQR) | 2.9 (1.26–4.56) | 3.9 (2.01–7) | 2.45 (1.27–5) |  < 0.001 | 1.75 (1.04–3.65) | 3.65 (1.6–4.65) |  < 0.001 |