Table 1. Patient Characteristics.
| Total (n=390) | Composite outcomes | p | ||
|---|---|---|---|---|
| No event (n=345) | Event (n=45) | |||
| Age (yr) | 66.7±11.9 | 66.4±11.7 | 69.4±13.0 | 0.110 |
| Male sex | 219 (56.2) | 195 (56.5) | 24 (53.3) | 0.806 |
| Hypertension | 273 (70.0) | 237 (68.7) | 36 (80.0) | 0.167 |
| Diabetes | 107 (27.4) | 99 (28.7) | 8 (17.8) | 0.172 |
| Dyslipidemia | 160 (41.0) | 143 (41.4) | 17 (37.8) | 0.757 |
| Chronic kidney disease | 17 (4.4) | 13 (3.8) | 4 (8.9) | 0.232 |
| Vascular disease | 12 (3.1) | 10 (2.9) | 2 (4.4) | 0.916 |
| Coronary artery disease | 41 (10.5) | 37 (10.7) | 4 (8.9) | 0.905 |
| Cigarette smokers | 148 (37.9) | 127 (36.8) | 21 (46.7) | 0.264 |
| Echocardiographic parameters | ||||
| LA diameter (mm) | 36.4±4.5 | 36.2±4.4 | 37.7±5.0 | 0.044 |
| LA volume (mm3) | 41.2±11.8 | 40.5±11.5 | 46.1±12.9 | 0.003 |
| LA volume index (mm3/m2) | 24.5±6.9 | 24.1±6.5 | 28.0±8.6 | 0.005 |
| LVEF (%) | 66.6±8.8 | 66.7±8.7 | 66.0±9.1 | 0.612 |
| LV mass index (g/m2) | 106.1±28.9 | 105.3±27.1 | 112.4±40.2 | 0.279 |
| E/e′ | 12.0±4.5 | 11.8±4.1 | 13.5±6.2 | 0.082 |
| PACs (n) | 541.0±2565.7 | 537.4±2608.8 | 568.5±2233.7 | 0.939 |
| Frequent PACs | 210 (53.8) | 178 (51.6) | 32 (71.1) | 0.017 |
| Medication | ||||
| Aspirin | 301 (77.2) | 264 (76.5) | 37 (82.2) | 0.504 |
| Triflusal | 203 (52.1) | 182 (52.8) | 21 (46.7) | 0.542 |
| Clopidogrel | 30 (7.7) | 29 (8.4) | 1 (2.2) | 0.243 |
LA, left atrial; LV, left ventricular; LVEF, left ventricular ejection fraction; PAC, premature atrial contractions.
Data are presented as n (%).