Table 1. Demographic characteristics summarized by groups.
| Etiology | Overall population (n=119) | Medical CS (n=54) | Cardiac surgery (n=65) | P value* |
|---|---|---|---|---|
| Age (years) | 66.5±14.1 | 70.6±10.5 | 63.9±15.5 | 0.015 |
| Sex (male) | 82 (68.9%) | 41 (75.9%) | 41 (63.1%) | 0.13 |
| Dyslipidemia | 58 (48.7%) | 24 (44.4%) | 34 (52.3%) | 0.39 |
| Arterial hypertension | 71 (59.6%) | 31 (57.4%) | 40 (61.5%) | 0.64 |
| Smoke | 47 (39.5%) | 22 (40.7%) | 25 (38.5%) | 0.8 |
| Peripheral artery disease | 17 (14.9%) | 8 (14.1%) | 9 (13.9%) | 0.9 |
| Chronic renal failure | 23 (19.3%) | 17 (31.5%) | 6 (9.2%) | 0.002 |
| Diabetes | 33 (27.7%) | 20 (37.0%) | 13 (20.0%) | 0.04 |
| COPD | 14 (11.8%) | 7 (13.0%) | 7 (10.8%) | 0.71 |
| Pulmonary hypertension | 50 (42.0%) | 21 (38.9%) | 29 (44.6%) | 0.52 |
| History of CABG or PTCA | 31 (26.0%) | 23 (42.6%) | 8 (12.3%) | <0.001 |
| CAD | 65 (54.6%) | 36 (66.7%) | 29 (44.6%) | 0.016 |
| Preoperative LVEF | 39.0±15.4 | 29.9±15.1 | 45.4±12.3 | 0.0001 |
| Indication for surgery | ||||
| CABG | 22 (33.8%) | |||
| Valvular disease | 16 (24.6%) | |||
| CABG + valvular | 6 (9.2%) | |||
| Other | 21 (32.3%) | |||
*, for difference between medical cardiogenic shock (CS) and cardiac surgery. COPD, chronic obstructive pulmonary disease; CABG, coronary artery bypass grafting; PTCA, percutaneous coronary angioplasty; CAD, coronary artery disease; LVEF, ejection fraction.