Table 1.
Characteristics of study population
| Variable | All | Non-DG | DG | P |
|---|---|---|---|---|
| N | 395 | 292 | 103 | |
| Age, year | 61.7 ± 12.8 | 61.2 ± 12.8 | 63.3 ± 12.8 | 0.198 |
| Male, n (%) | 258 (65.3%) | 188 (64.4%) | 70 (68.0%) | 0.549 |
| Height, cm | 163.7 ± 7.3 | 163.4 ± 7.1 | 164.8 ± 7.6 | 0.201 |
| Weight, kg | 62.4 ± 11.1 | 62.2 ± 11.1 | 63.3 ± 11.2 | 0.441 |
| BMI, kg/m2 | 23.4 ± 3.3 | 23.4 ± 3.3 | 23.4 ± 3.2 | 0.948 |
| Hypertension, n (%) | 190 (48.1%) | 142 (48.6%) | 48 (46.6%) | 0.732 |
| Diabetes, n (%) | 99 (25.1%) | 77 (26.4%) | 22 (21.4%) | 0.356 |
| Previous stroke, n (%) | 65 (16.5%) | 28 (9.6%) | 37 (35.9%) | < 0.001 |
| Atrial fibrillation, n (%) | 61 (15.4%) | 41 (14.0%) | 20 (19.4%) | 0.206 |
| CABG procedure, n (%) | 91 (23.0%) | 65 (22.3%) | 26 (25.2%) | 0.586 |
| Echocardiography parameters | ||||
| LVEF (%) | 56.0 ± 12.1 | 56.0 ± 11.9 | 55.9 ± 12.5 | 0.693 |
| LAD (mm) | 42.9 ± 8.3 | 42.7 ± 8.6 | 43.5 ± 7.5 | 0.503 |
| LVDD (mm) | 51.6 ± 8.1 | 51.8 ± 8.4 | 51.2 ± 7.2 | 0.192 |
| Endotracheal intubation, hours | 21 (0–25) | 19 (0–24) | 24 (15–38) | < 0.001 |
| Gastric intubation, hours | 0 (0–22) | 0 (0–19) | 24 (0–91) | < 0.001 |
| Sedative drug use duration, hours | 6 (0–13) | 6 (0–10) | 9 (6–17) | 0.004 |
Note: CABG: coronary artery bypass grafting; DG: dysphagia; LVD: left atrial diameter; LVDD: left ventricular end-diastolic diameter; LVEF: left ventricular ejection fraction;