Table 3.
Preoperative and follow-up echocardiographic and functional parameters
| Parameter | Preoperative | Follow up | |
|---|---|---|---|
| LV Ejection fraction (%) | |||
| > 50% | 26 | 29 | |
| 35–50% | 4 | 0 | χ 2 5.472 |
| < 35% | 4 | 0 | p 0.065 |
| Pulmonary systolic pressure (mmHg) | |||
| > 50 mmHg | 6 | 0 | |
| 30–50 mmHg | 19 | 14 | χ2 7.264 |
| < 30 mmHg | 9 | 15 | p 0.0265 |
| LV end diastolic diameter (mm) | |||
| < 55 mm | 17 | 24 | |
| 55–60 mm | 3 | 5 | χ2 16.92 |
| > 60 mm | 14 | 0 | p 0.0002 |
| Mitral regurgitation | |||
| 0 | 0 | 9 | |
| < 2+ | 4 | 20 | χ2 47.57 |
| 3+ 4+ | 30 | 0 | p < 0.0001 |
| NYHA functional class | |||
| I | 3 | 17 | |
| II | 9 | 10 | χ2 25.69 |
| III | 17 | 2 | p < 0.0001 |
| IV | 5 | 0 | |