Echocardiography characteristics of the study population
| Parameter | Study population, n=200, mean (SD) | Cardiac disease, n=85, mean (SD) | No cardiac disease, n=115, mean (SD) | p Value |
|---|---|---|---|---|
| E/A ratio | 1.4 (0.4) | 1.5 (0.6) | 1.4 (0.3) | 0.06 |
| Ejection fraction, % | 62.2 (14.9) | 56.3 (18.0) | 66.7 (10.0) | <0.01 |
| Fractional shortening, % | 35.1 (9.6) | 31.8 (11.0) | 37.5 (7.6) | <0.01 |
| LVIDD, mm | 45.5 (9.8) | 47.6 (9.5) | 43.9 (5.7) | <0.01 |
| LVIDS, mm | 31.1 (8.1) | 34.3 (9.3) | 28.7 (6.0) | <0.01 |
| LVPWD, mm | 10.9 (3.4) | 11.2 (4.2) | 10.7 (2.6) | 0.38 |
| LVPWS, mm | 13.7 (3.0) | 13.6 (3.0) | 13.8 (2.5) | 0.66 |
| RVSP, mm | 14.4 (6.0) | 15.0 (8.1) | 13.6 (3.8) | 0.19 |
E/A ratio, ratio of the early (E) to late (A) ventricular filling velocities; LVIDD, left ventricular internal dimension – diastole; LVIDS, left ventricular internal dimension – systole; LVPWD, left ventricular posterior wall dimensions, LVPWS, left ventricular posterior wall thickness at systole; RVSP, right ventricular systolic pressure