Table 2.
Two-dimensional/Doppler echocardiography and TDI LV analysis parameters
| eHT group (n = 45) | Control group (n = 45) | p value | Reference range | |
|---|---|---|---|---|
| LVEF, % | 65.7 ± 2.9 | 65.6 ± 3.4 | 0.78 | 55 – 75 |
| Fractional shortening, % | 37.7 ± 4.3 | 37.1 ± 3.6 | 0.78 | 25 – 43 |
| LVEDD, cm | 43.7 ± 4.2 | 44.0 ± 4.6 | 0.70 | 37 – 56 |
| LVESD, cm | 27.9 ± 3.2 | 28.0 ± 3.0 | 0.82 | 22 – 38 |
| E, m/s | 0.9 ± 0.2 | 1.0 ± 0.15 | 0.02 | 0.6 – 1.2 |
| A, m/s | 0.7 ± 0.2 | 0.6 ± 0.1 | 0.18 | 0.4 – 0.8 |
| E/A ratio | 1.3 ± 0.4 | 1.5 ± 0.3 | 0.01 | 1 – 2 |
| DT, ms | 228.9 ± 29.1 | 194.2 ± 20.3 | <0.001 | 150 – 200 |
| ET, ms | 261.3 ± 36.2 | 280.0 ± 32.6 | 0.02 | – |
| IVRT, ms | 95 (87, 103) | 77 (70, 86) | <0.001 | 60 – 100 |
| IVCT, ms | 47.3 ± 17.4 | 48.3 ± 17.0 | 0.77 | – |
| LV myocardial performance (Tei) index | 0.6 ± 0.2 | 0.4 ± 0.1 | <0.001 | 0.30 ± 0.08 |
| E’, cm/s | 14.3 ± 4,0 | 13.6 ± 2.8 | 0.30 | 10.1 – 20.9 |
| A’, cm/s | 7.9 ± 2.9 | 7.9 ± 2.0 | 0.89 | – |
| E’/A’ ratio | 2.0 (1.3, 2.5) | 1.7 (1.3, 1.9) | 0.10 | 1 – 2 |
| E/E’ ratio | 7.5 ± 1.9 | 6.7 ± 1.8 | 0.04 | <8 |
| Left atrial diameter, mm | 35.4 ± 2.9 | 35.1 ± 3.0 | 0.84 | 30 – 40 |
| Left atrial maximal volume, ml/m2 | 37.6 ± 13.4 | 32.9 ± 13.9 | 0.86 | 18 – 58 |
Values are presented as median ± SD or median (IQR). LVEDD = LV end-diastolic diameter; LVESD = LV end-systolic diameter.