Table 2 Treatment characteristics
Variables | Total (n = 255) | Pre-ECMO team (n = 131) | Post-ECMO team (n = 124) | p value |
|---|---|---|---|---|
Intervention | ||||
 Percutaneous coronary intervention | 204 (80.0) | 107 (81.7) | 97 (78.2) | 0.594 |
 Coronary artery bypass graft | 45 (17.6) | 14 (10.7) | 31 (25.0) | 0.005 |
 Door-to-balloon time, min | ||||
  STEMI | 96.0 (70.0–126.0) | 114.0 (73.0–156.0) | 88.0 (69.0–114.5) | 0.032 |
  NSTEMI | 298 (134.0–1575.5) | 290.0 (120.0–758.0) | 398.0 (158.0–2198.0) | 0.346 |
 Successful revascularization | 228 (89.4) | 111 (84.7) | 117 (94.4) | 0.022 |
Extracorporeal membrane oxygenation | ||||
 E-CPR | 173 (67.8) | 85 (64.9) | 88 (71.0) | 0.365 |
 Arrest to ECMO pump-on time, min (E-CPR only) | 35.5 (20.0–57.0) | 40.0 (21.5–61.0) | 34.0 (18.0–46.0) | 0.147 |
 Shock to ECMO pump-on time, min (non-E-CPR only) | 108.5 (28.0–447.5) | 116.5 (30.0–560.5) | 105.0 (18.0–280.0) | 0.325 |
 Insertion of ECMO before revascularization | 160 (62.7) | 80 (61.1) | 80 (64.5) | 0.660 |
 Distal perfusion | 74 (29.0) | 18 (13.7) | 56 (45.2) | < 0.001 |
 Cannula size, arterial, Fr | 16.0 (15.0–17.0) | 17.0 (16.0–17.0) | 15.0 (15.0–16.5) | < 0.001 |
 Cannula size, venous, Fr | 22.0 (21.0–22.0) | 21.0 (21.0–22.0) | 22.0 (21.0–22.0) | < 0.001 |
Supplementary treatment after ECMO insertion | ||||
 Inotropes or vasopressors | 243 (95.3) | 129 (98.5) | 114 (91.9) | 0.030 |
 Intra-aortic balloon pump | 63 (24.7) | 55 (42.0) | 8 (6.5) | < 0.001 |
 Mechanical ventilation | 226 (88.6) | 124 (94.7) | 102 (82.3) | 0.004 |
 Continuous renal replacement therapy | 99 (38.8) | 49 (37.4) | 50 (40.3) | 0.727 |