Table 2.
Echocardiographic characteristics of participants
| Entire population | Reference group | |||
|---|---|---|---|---|
| Characteristics | FLEMENGHO (n = 782) | EPOGH (n = 476) | FLEMENGHO (n = 338) | EPOGH (n = 185) |
| Conventional echocardiography | ||||
| Left atrium volume index, ml/m2 | 22.9 ± 6.3 | 21.0 ± 5.6‡ | 20.0 ± 4.3 | 18.2 ± 3.8‡ |
| LV internal diameter, cm | 5.04 ± 0.49 | 5.00 ± 0.43 | 4.99 ± 0.43 | 4.88 ± 0.40† |
| Interventricular septum, cm | 0.98 ± 0.17 | 0.95 ± 0.16‡ | 0.90 ± 0.13 | 0.85 ± 0.12‡ |
| Posterior wall, cm | 0.89 ± 0.14 | 0.87 ± 0.13* 0.82 ± 0.12 | 0.79 ± 0.11* | |
| LV mass index, g/m2 | 92.5 ± 21.9 | 87.9 ± 20.4‡ | 82.9 ± 15.4 | 77.9 ± 15.5‡ |
| Ejection fraction,% | 68.2 ± 7.4 | 62.6 ± 5.9‡ | 67.1 ± 6.3 | 61.3 ± 5.5‡ |
| Doppler data | ||||
| E peak, cm/s | 75.4 ± 15.9 | 71.6 ± 15.3‡ | 79.7 ± 14.7 | 76.1 ± 14.6† |
| A peak, cm/s | 65.0 ± 17.5 | 58.6 ± 16.8‡ | 55.6 ± 12.8 | 48.4 ± 11.6‡ |
| E/A ratio | 1.26 ± 0.48 | 1.33 ± 0.52† | 1.52 ± 0.49 | 1.66 ± 0.50† |
| e' peak#, cm/s | 11.4 ± 3.6 | 11.2 ± 3.6 | 13.8 ± 3.1 | 13.7 ± 2.6 |
| a' peak#, cm/s | 10.1 ± 2.1 | 9.23 ± 2.1‡ | 9.37 ± 2.1 | 8.19 ± 2.0‡ |
| e'/a' ratio# | 1.24 ± 0.64 | 1.36 ± 0.70† | 1.63 ± 0.68 | 1.84 ± 0.66‡ |
| E/e' ratio | 7.08 ± 2.2 | 6.88 ± 2.2 | 5.93 ± 1.2 | 5.65 ± 1.1† |
Values are mean (± SD). # Averaged of septum, lateral, inferior and posterior mitral annulus sites. * P ≤ 0.05; †P≤ 0.01; ‡P ≤ 0.001.