Table 4.
Baseline laboratory and echocardiographic parameters of the study population regarding left atrial appendage flow velocity and presence of spontaneous echo contrast (n=65)
| Parameters | LAAFV (m/s) | LA/LAA dense SEC | LA/LAA thrombus | ||||||
|---|---|---|---|---|---|---|---|---|---|
| <0.25 (n=15) | ≥0.25 (n=50) | P value | − (n=43) | + (n=22) | P value | − (n=58) | + (n=7) | P value | |
| Platelet count (×103/μL) | 220.93±81.10 | 201.43±56.21 | .296 | 207.90±57.36 | 202.36±73.29 | .740 | 207.04±62.25 | 197.57±71.40 | .710 |
| Serum creatinine (mg/dL) | 0.83±0.23 | 0.83±0.18 | .965 | 0.83±0.20 | 0.83±0.19 | .940 | 0.84±0.19 | 0.73±0.17 | .136 |
| Serum galectin‐3 (ng/mL) | 0.77 (0.71‐0.91) | 0.59 (0.33‐1.28) | <.001a | 0.58 (0.33‐1.28) | 0.80 (0.63‐1.28) | <.001a | 0.60 (0.33‐1.28) | 0.86 (0.72‐0.91) | .008a |
| LAVI (mL/m2) | 28.10±2.92 | 28.34±3.49 | .804 | 28.22±3.53 | 28.41±3.04 | .827 | 28.29±3.44 | 28.23±2.75 | .962 |
| Left atrial appendage flow velocity (m/s) | — | — | — | 0.35 (0.17‐0.45) | 0.23 (0.13‐0.33) | <.001a | 0.32 (0.14‐0.45) | 0.17 (0.13‐0.32) | .001a |
| LA/LAA dense SEC (n, %) | 10 (66.67) | 12 (24.00) | <.001a | — | — | — | 15 (25.86) | 7 (100.00) | <.001a |
| LA/LAA thrombus (n, %) | 4 (26.67) | 3 (6.00) | .044a | 0 (0) | 7 (31.82) | <.001a | — | — | — |
| Left vntricular end‐diastolic volume (mL) | 81.33±9.61 | 85.17±10.78 | .221 | 85.61±12.32 | 81.68±5.14 | .157 | 84.37±11.09 | 83.57±4.81 | .852 |
| Left ventricular ejection fraction (%) | 61.53±3.70 | 62.30±3.69 | .484 | 62.02±3.55 | 62.32±3.99 | .762 | 62.22±3.81 | 61.28±2.36 | .528 |
LA, left atrial; LAA, left atrial appendage; LAAFV, left atrial appendage flow velocity; LAVI, left atrial volume index; SEC, spontaneous echo contrast.
a
P<.05 denotes statistical significance.