Table 3.
LA characteristics in groups with various significance of CAD.
| Variables | All Patients (n=37) | NO_CAD (n=8) | MM_CAD (n=10) | SVR_CAD (n=19) |
|---|---|---|---|---|
| LAV minimum Index, ml/m2 | 12±4 | 10±4 | 12±5 | 12±4 |
| LAV maximum Index, ml/m2 | 27±8 | 28±9 | 28±9 | 27±8 |
| LAEFpassive, % | 34±13 | 44±11 | 29±10 * | 32±13 * |
| LAEFactive, % | 35±14 | 34±12 | 44±14 * | 30±14 † |
| LAEF, % | 58±9 | 64±5 | 59±9 | 54±9 * |
| Peak LA Filling Rate, ml/s | 134±47 | 151±39 | 126±34 | 131±55 |
| Peak LA Early Emptying Rate, ml/s | 117±56 | 137±44 | 118±50 | 108±64 |
| Peak LA Late Emptying Rate, ml/s | 125±71 | 95±44 | 160±62 | 119±79 |
| LA Long-Axis Shortening, % | 24±6 | 27±5 | 27±5 | 22±6*,† |
| LA Reservoir Strain, % | 26±6 | 28±6 | 29.5±5 | 23.5±6 † |
| Left atrioventricular coupling Index, % | 18.5±6 | 16±7 | 19±8 | 19.5±5 |
| LA conduit % LV stroke volume | 63±8 | 59±10 | 63±8 | 64±8 |
| LVEDP/LARS, mmHg/% | 0.57±0.21 | 0.52±0.29 | 0.50±0.22 | 0.63±0.16 |
Values are mean ± SD.
LA= left atrial; LAV= left atrial volume; LAEF=left atrial emptying fraction; CAD groups: no CAD (NO_CAD), mild-to-moderate CAD (MM_CAD), severe CAD (SVR_CAD).
*
p<0.05 vs. NO_CAD
†
p<0.05 vs. MM_CAD (One-Way ANOVA with Bonferroni post hoc test).