Table 4.
Comparison of echocardiographic and clinical follow-up data with their respective peri-procedural values in event-free patients
| Variables | Peri-procedural | p value | Follow-up |
|---|---|---|---|
| Echocardiographic | |||
| E.F (%) | 55.69 ± 4.21 (P) | 0.001 | 54.67 ± 4.015 |
| Left atrial diameter (cm) | 4.46 ± 0.61 (P) | 0.514 | 4.42 ± 0.788 |
| TMPG (mmHg) | 5.43 ± 1.56 (IP) | < 0.001 | 8.63 ± 4.99 |
| MVA (cm2) | 2.08 ± 0.35 (IP) | < 0.001 | 1.65 ± 0.40 |
| MR ≥ grade 2 | 23 (14.8%) (IP) | < 0.001 | 34 (21.9%) |
| sPAP (mmHg) | 42.38 ± 12.45 (P) | < 0.001 | 31.76 ± 9.40 |
| Clinical | |||
| A.F Rhythm | 32 (20.6%) (P) | 0.096 | 37 (23.8%) |
| NYHA functional class > 2 | 120 (77.4%) (P) | < 0.001 | 28 (18%) |
EF ejection fraction, TMPG mean trans-mitral mean pressure gradient, MVA mitral valve area, MR mitral regurgitation, sPAP systolic pulmonary arterial pressure, AF: atrial fibrillation, NYHA New York Heart association, IP immediate post-PTMC, P pre-PTMC