Table 1:
Baseline characteristics and valve surgery performed
| Variable | N = 569 |
|---|---|
| Baseline characteristics | |
| Age (years, mean ± SD) | 72 ± 11 |
| Left ventricular ejection fraction (%, mean ± SD) | 54 ± 13 |
| Female gender, n (%) | 283 (50) |
| Body mass index (kg/m2, mean ± SD) | 30 ± 6 |
| Chronic obstructive pulmonary disease, n (%) | 117 (21) |
| Diabetes mellitus, n (%) | 168 (30) |
| Hypertension, n (%) | 517 (91) |
| Peripheral vascular disease, n (%) | 66 (12) |
| Preoperative creatinine (mg/dl, mean ± SD) | 1.2 ± 0.9 |
| Mean pulmonary artery pressure (mmHg, mean ± SD) | 33 ± 8 |
| Mild pulmonary hypertension (mPAP 25–29 mmHg), n (%) | 274 (48) |
| Moderate pulmonary hypertension (mPAP 30–39 mmHg), n (%) | 200 (35) |
| Severe pulmonary hypertension (mPAP ≥40 mmHg), n (%) | 95 (17) |
| Valve surgery performed, n (%) | |
| Mitral valve replacement | 152 (27) |
| Mitral valve repair | 154 (27) |
| Aortic valve replacement | 187 (32.8) |
| Aortic valve repair | 2 (0.3) |
| Mitral valve repair + aortic valve replacement | 51 (8.9) |
| Mitral valve replacement + aortic valve replacement | 23 (4) |
SD: standard deviation.