Table 1. Patients’ demographics and procedural data.
| Variables | LH vent (−) (n=45) | LH vent (+) (n=25) | P |
|---|---|---|---|
| Age, years | 57.4±16.8 | 43.8±13.9 | 0.001 |
| Gender (male) | 25 (55.6) | 14 (56.0) | 0.97 |
| BSA | 1.6±0.2 | 1.6±0.2 | 0.36 |
| Prior CPCR | 22 (48.9) | 9 (36.0) | 0.29 |
| Etiology of RCS | 0.08 | ||
| ACS | 16 (35.6) | 4 (16.0) | |
| ADHF | 5 (11.1) | 11 (44.0) | |
| PCS | 13 (28.9) | 3 (12.0) | |
| Others | 11 (24.4) | 7 (28.0) | |
| Laboratory values | |||
| Hemoglobin, g/dL | 11.6±2.6 | 12.5±3.1 | 0.24 |
| Creatinine, mg/dL | 1.4±0.6 | 2.2±2.0 | 0.02 |
| Total bilirubin, mg/dL | 1.4±1.4 | 2.7±4.2 | 0.09 |
| AST | 534.1±185.7 | 156.6±188.8 | 0.39 |
| ALT | 339.7±116.4 | 133.0±172.1 | 0.45 |
| Lactate | 8.6±4.5 | 8.8±5.1 | 0.90 |
| Ventilator support | 21 (46.7) | 8 (32.0) | 0.23 |
| IABP | 4 (8.9) | 0 | 0.29 |
| Vasoactive inotropic support*, µg/kg/min | |||
| Epinephrine | 0.05±0.08 | 0.04±0.07 | 0.56 |
| Norepinephrine | 0.18±0.19 | 0.15±0.19 | 0.65 |
| Dopamine | 4.3±6.6 | 5.2±8.9 | 0.68 |
| Dobutamine | 2.7±4.9 | 5.8±6.2 | 0.04 |
| Vasopressin | 0.04±0.02 | 0.008±0.01 | 0.32 |
Results are presented as mean ± SD, or n (%). *, value of the highest dosage of each vasoactive inotropic agent during narrow pulse pressure. LH, left heart BSA, body surface area; CPCR, cardio-pulmonary cerebral resuscitation; RCS, refractory cardiogenic shock; ACS, acute coronary syndrome; ADHF, acute decompensated heart failure; PCS, postcardiotomy shock; ALT, alanine aminotransferase; AST, aspartate aminotransferase; IABP, intra-aortic balloon pumping.