Table 1.
Patients’ characteristics and preoperative data.
| Non-Morbid (n = 309) |
Morbid (n = 47) |
p-Value | |
|---|---|---|---|
| Age (years) | 61.8 ± 13.3 | 67.9 ± 11.9 | 0.002 |
| Female sex (n) | 147 (48) | 26 (55) | 0.322 |
| Body surface area (m2) | 1.68 ± 0.20 | 1.64 ± 0.19 | 0.140 |
| Preoperative morbidity (n) | |||
| Hypertension | 144 (47) | 33 (70) | 0.003 |
| Diabetes mellitus | 53 (17) | 11 (23) | 0.298 |
| Congestive heart failure | 57 (18) | 15 (32) | 0.032 |
| CKD | 27 (9) | 17 (36) | <0.001 |
| COPD | 11 (4) | 1 (2) | 0.612 |
| Cerebrovascular attack | 34 (11) | 5 (11) | 0.941 |
| EuroSCORE | 5.6 ± 3.2 | 8.0 ± 3.0 | <0.001 |
| LVEF (%) | 61.4 ± 12.2 | 57.3 ± 15.7 | 0.040 |
| Preoperative medication (n) | |||
| Beta blocker | 119 (39) | 14 (30) | 0.468 |
| Calcium channel blocker | 78 (25) | 17 (36) | 0.115 |
| ACE-I/ARB | 144 (47) | 23 (49) | 0.765 |
| Diuretics | 218 (71) | 34 (72) | 0.801 |
| Preoperative laboratory value | |||
| Hemoglobin (g/dL) | 12.8 ± 1.9 | 11.8 ± 2.3 | 0.001 |
| Serum creatinine (mg/dL) | 0.90 ± 0.71 | 1.53 ± 1.87 | <0.001 |
| Albumin (g/dL) | 3.97 ± 0.45 | 3.69 ± 0.63 | <0.001 |
| Operations (n) | 0.662 | ||
| Mitral valve replacement | 110 (36) | 15 (32) | |
| Aortic valve replacement | 142 (46) | 20 (43) | |
| Double valve replacement | 40 (13) | 8 (17) | |
| Others | 16 (4) | 4 (9) | |
Values are mean ± standard deviation, or number of patients (%). CKD, chronic kidney disease; COPD, chronic obstructive pulmonary disease; EuroSCORE, European system for cardiac operative risk evaluation; LVEF, left ventricular ejection fraction; ACE-I, angiotensin converting enzyme inhibitor; ARB, angiotensin receptor blocker.