Mean±SD or number (%) | LV diastolic function | All | Indexed | ||
Normal | Abnormal | Indeterminate | |||
TTE parameters used for the assessment of LV diastolic function | |||||
Maximum LA volume (mL, mL/m2) | 67±25* | 80±25 | 78±25 | 72±25 | 38±12 |
e′ septal (cm/s) | 8.0±2.3* | 6.0±2.0 | 5.9±2.0 | 7.1±2.4 | |
e′ lateral (cm/s) | 10.2±3.8* | 8.2±2.9 | 6.8±2.0 | 9.2±3.6 | |
Average E/e′ ratio | 7 ±2* | 11±6 | 13±2 | 10±4 | |
Pulmonary hypertension (tricuspid regurgitation >2.8 m/s) | 0 | 5 (25%) 47±8 | 0 | 5 (7%) | |
A wave—atrial reversal duration (ms) | 19±48* | ― 16±29 | 9±7 | 4±42 | |
Other TTE parameters | |||||
LV end diastolic diameter (cm) | 4.4±0.6 | 4.3±0.7 | 4.1±0.7 | 4.3±0.6 | |
LV end diastolic volume (mL, mL/m2) | 98±30 | 95±27 | 82±23 | 94±29 | 49±11 |
LV stroke volume (mL) | 60±18 | 59±16 | 50±14 | 58±17 | 30±8 |
LV ejection fraction (%) | 62±6 | 63±6 | 62±5 | 62±6 | |
LV mass (g, g/m2) | 126±37 | 146±61 | 133±50 | 132±47 | 70±19 |
Concentric LV hypertrophy (RWT>0.42) | 8 (19%) | 5 (25%) | 2 (20%) | 15 (21%) | |
Pre-A wave LA volume (mL, mL/m2) | 38±15* | 55±17 | 53±11 | 45±17 | 24±9 |
Minimum LA volume (mL, mL/m2) | 23±9* | 47±16 | 30±7 | 28±12 | 15±6 |
S′ right ventricle free wall (cm/s) | 11±2 | 12±3 | 11±3 | 12±3 | |
Peak E-wave (cm/s) | 63±16 | 66±19 | 73±18 | 67±17 | |
Peak A-wave (cm/s) | 56±20† | 70±24 | 74±17 | 65±22 | |
E/A ratio | 1.2±0.5 | 1.1±0.6 | 1.0±0.3 | 1.2±0.5 | |
E-wave deceleration time (ms) | 194±58 | 233±70 | 220±60 | 216±62 |
*P<0.01 normal versus abnormal or/and indeterminate LV diastolic function.
†P<0.05 normal versus abnormal and/or indeterminate LV diastolic function.
DD, diastolic dysfunction; LA, left atrium; LV, left ventricle; RWT, relative wall thickness (>0.42 concentric).