Table 5.
Diastolic Echocardiographic Parameters in the Reduced LVEF Group
| Reduced LVEF |
|||
|---|---|---|---|
| Echo 1 (n = 443) | Echo 2 (n = 230) | P Valuea | |
| E/A ratio | 1.46 (1.16-1.93) | 1.29 (0.98-1.53) | 0.08 |
| E/A ≤0.8, % | 24 (5.4) | 27 (11.7) | |
| 0.8 < E/A <2, % | 321 (72.5) | 182 (79.1) | |
| E/A ≥2, % | 90 (20.3) | 21 (9.1) | |
| Septal e’ velocity, cm/s | 10.4 (8.4-12.1) | 8.3 (6.2-8.8) | <0.001 |
| Lateral e’ velocity, cm/s | 13.9 (11.2-16.1) | 11.2 (9.1-14.2) | 0.32 |
| Abnormal septal or lateral e’ velocity, % | 87 (19.6) | 95 (41.3) | |
| Average E/e’ | 7.10 (6.01-9.22) | 9.17 (6.85-12.53) | 0.10 |
| Abnormal average E/e’, % | 31 (7.0) | 48 (20.9) | |
| TR velocity, m/s | 2.25 (1.99-2.49) | 2.10 (1.89-2.32) | < 0.001 |
| Abnormal TR velocity, % | 37 (8.4) | 19 (8.3) | |
| LA volume, mL/m2 | 19.6 (15.3-23.7) | 22.1 (18.1-27.5) | 0.15 |
| Abnormal LA volume, % | 3 (0.7) | 13 (7.2) | |
| Diastolic function, % | |||
| Grade I | 291 (65.7) | 169 (73.5) | |
| Grade II | 6 (1.4) | 14 (6.1) | |
| Grade III | 85 (19.2) | 28 (12.2) | |
| Not determined | 61 (13.8) | 19 (8.2) | |
Values are median (Q1-Q3) or median and quartile 1-quartile 3 for non-normal distribution. Categoric variables are presented as n (%).
a
The P values are from the age-adjusted linear mixed-effects model; the stratification into preserved LVEF and reduced LVEF for grading diastolic function based on the first echocardiography.