Table 2.
Cardiac function measured by transthoracic echocardiography
| Total population (n = 254) | PF low (n = 65) | PF high (n = 65) | p-value | |
|---|---|---|---|---|
| Left ventricular ejection fraction (%) | 61 ± 5 | 62 ± 5 | 61 ± 5 | 0.213 |
| Left ventricular mass index (g/m2) | 84.7 ± 16.9 | 80.6 ± 15.6 | 88.0 ± 16.0 | 0.008 |
| Left atrial volume index (mL/m2) | 33.7 ± 0.7 | 36.8 ± 10.3 | 32.7 ± 8.4 | 0.015 |
| e′ lateral (cm/s) | 11.0 ± 2.7 | 12.2 ± 2.9 | 10.3 ± 2.0 | 0.005 |
| e′ septal (cm/s) | 8.5 ± 2.0 | 9.5 ± 2.1 | 8.4 ± 1.8 | 0.034 |
| E/A | 1.1 ± 0.4 | 1.1 ± 0.4 | 1.0 ± 0.4 | 0.013 |
| Peak E velocity (cm/s) | 72 ± 20 | 73 ± 24 | 70 ± 18 | 0.425 |
| Peak A velocity (cm/s) | 72 ± 18 | 66 ± 16 | 74 ± 17 | 0.004 |
| E/e′ | 7.9 ± 2.1 | 6.8 ± 1.7 | 8.3 ± 2.3 | 0.009 |
| Tricuspid regurgitation (m/s) | 2.3 ± 0.4 | 2.2 ± 0.4 | 2.3 ± 0.3 | 0.416 |
Data are presented as means ± standard deviation
Reference values: LVEF ≥ 45%, LAVI < 34 ml/m2, e′ lateral > 10 cm/s, e′ septal > 7 cm/s, E/A 0.8–2.5, E/e′ 8–14, TR 2.0–2.8 m/s