Research Article
Comparison of Mortality Risk Models in Patients with Postcardiac Arrest Cardiogenic Shock and Percutaneous Mechanical Circulatory Support
Table 3
Survival and safety outcomes.
| | | Impella 2.5 (n = 65) | Survivors (n = 29) | Nonsurvivors (n = 36) | value | Impella CP (N = 32) | Survivors (N = 14) | Nonsurvivors (N = 18) | value |
| | Survival to hospital discharge, n (%) | 29 (44.6) | 29 (100) | — | — | 14 (43.8) | 14 (100) | — | — | | CPC 1–2, n (%) | 22 (75.9) | 22 (75.9) | — | — | 11 (78.6) | 11 (78.6) | — | — | | CPC 3–4, n (%) | 7 (24.1) | 7 (24.1) | — | — | 3 (21.4) | 3 (21.4) | — | — |
| | Causes of death | | Cardiogenic shock/MOF, n (%) | 33 (50.8) | — | 33 (91.7) | — | — | — | 15 (83.3) | — | | Brain death, n (%) | 3 (4.6) | — | 3 (8.3) | — | — | — | 3 (16.7) | — |
| | Complications | | Access-site bleeding requiring transfusion, n (%) | 6 (9.2) | 3 (10.3) | 3 (8.3) | 1 | 7 (21.9) | 3 (21.4) | 4 (22.2) | 1 | | Limb ischemia requiring extraction of the device, n (%) | 3 (4.6) | 1 (3.4) | 2 (5.6) | 1 | 5 (15.7) | 2 (14.3) | 3 (16.7) | 1 | | Limb ischemia requiring intervention, n (%) | 2 (3.1) | 1 (3.4) | 1 (2.8) | 1 | 4 (12.5) | 2 (14.3) | 2 (11.1) | 1 | | Pericardial effusion needing paracentesis, n (%) | 1 (1.5) | 1 (2.5) | 0 (0) | 1 | 1 (3.1) | 0 (0) | 1 (5.6) | 1 | | Myocardial reinfarction, n (%) | 0 (0) | 0 (0) | 0 (0) | 1 | 0 (0) | 0 (0) | 0 (0) | 1 | | Stroke, n (%) | 0 (0) | 0 (0) | 0 (0) | 1 | 1 (3.1) | 0 (0) | 1 (5.6) | 1 | | Nondevice-related bleeding, n (%) | 3 (4.6) | 1 (3.6) | 2 (5.6) | 1 | 2 (6.3) | 1 (7.1) | 1 (5.6) | 1 |
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CPC: cerebral performance category; MOF: multiorgan failure. Numbers are presented as frequencies (percentile).
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