TABLE 2.
Echocardiographic characteristics of all participants and healthy references
| Characteristic | Entire population (n = 1407) | Healthy reference (n = 568) |
|---|---|---|
| Left ventricular | ||
| Internal diameter, cm | 5.03 ± 0.47 | 4.97 ± 0.43 |
| Septal wall thickness, cm | 0.97 ± 0.16 | 0.89 ± 0.13 |
| Posterior wall thickness, cm | 0.90 ± 0.13 | 0.83 ± 0.12 |
| Mass index, g/m2 | 90.9 ± 21.3 | 82.8 ± 17.0 |
| Ejection fraction, % | 60.9 ± 6.0 | 61.5 ± 5.6 |
| Strain, % | 19.3 ± 2.3 | 19.6 ± 2.0 |
| Left atrium | ||
| Volume index, ml/m2 | 31.0 ± 9.2 | 28.2 ± 7.0 |
| Strain, % | 31.8 ± 9.5 | 37.2 ± 8.4 |
| Transmitral Doppler data | ||
| E peak, cm/s | 73.1 ± 16.4 | 78.6 ± 14.9 |
| A peak, cm/s | 61.5 ± 17.2 | 52.3 ± 13.2 |
| E/A ratio | 1.30 ± 0.51 | 1.60 ± 0.52 |
| Tissue Doppler data | ||
| e′ septal, cm/s | 9.19 ± 2.93 | 11.1 ± 2.63 |
| e′ lateral, cm/s | 12.4 ± 4.19 | 15.2 ± 3.68 |
| 4‐site e′ average, cm/s | 11.1 ± 3.64 | 13.6 ± 3.12 |
| Septal‐lateral E/e′ ratio | 7.23 ± 2.32 | 6.14 ± 1.26 |
| 4‐site E/e′ ratio | 7.13 ± 2.37 | 5.95 ± 1.26 |
| LV diastolic function by ASE/EACVI guidelines | ||
| Normal | 996 (70.8) | 521 (91.4) |
| Indeterminate | 109 (7.75) | 10 (1.75) |
| Diastolic dysfunction | ||
| Grade 1 | 276 (19.6) | 37 (6.5) |
| Grade 2 | 26 (1.85) | 2 (0.35) |
LV, left ventricular.
Values are mean (±SD) or number of subjects (%).