Table 2. Comparison of left ventricular diastolic parameters between patients with and without increased left atrial pressure.
| Patients without increased LAP (n=82) | Patients with increased LAP (n=42) | p value | |
|---|---|---|---|
| LA diameter (mm) | 40.7±5.4 | 41.7±5.6 | 0.338 |
| LA volume index (mL/m2) | 42.5±15.2 | 43.2±14.2 | 0.813 |
| LA emptying fraction (%) | 35.5±12.9 | 34.6±12.3 | 0.713 |
| LVMI | 91.4±16.2 | 88.0±16.4 | 0.272 |
| E (cm/s) | 62.9±15.8 | 71.1±17.6 | 0.010 |
| DT (msec) | 181.9±39.6 | 182.5±52.5 | 0.945 |
| e′ medial (cm/s) | 8.03±2.20 | 7.42±1.90 | 0.123 |
| e′ lateral (cm/s) | 11.7±3.4 | 11.4±3.1 | 0.646 |
| E/e′ medial | 8.33±2.80 | 10.00±3.00 | 0.002 |
| E/e′ lateral | 5.80±2.60 | 6.47±1.80 | 0.132 |
| TR Vmax (m/s) | 2.29±2.20 | 2.09±0.60 | 0.566 |
Values are presented as mean±standard deviation.
DT = deceleration time; LA = left atrial; LAP = left atrial pressure; LVMI = left ventricular mass index; TR Vmax = tricuspid regurgitation maximal velocity.