Table 3.
Echocardiographic features within 30 days after HTX
| Parameter | No use of amiodarone before HTX (n=412) | Acute use of amiodarone before HTX (n=23) | Chronic use of amiodarone before HTX (n=95) | P-value |
|---|---|---|---|---|
| End-diastolic diameter | ||||
| Normal RA (<35 mm), n (%) | 222 (53.9%) | 14 (60.9%) | 52 (54.7%) | 0.8042 |
| Normal LA (<40 mm), n (%) | 191 (46.4%) | 13 (56.5%) | 49 (51.6%) | 0.4523 |
| Normal RV (<30 mm), n (%) | 345 (83.7%) | 17 (73.9%) | 83 (87.4%) | 0.2782 |
| Normal LV (<55 mm), n (%) | 380 (92.2%) | 21 (91.3%) | 91 (95.8%) | 0.4604 |
| LVEF | ||||
| ≥55%, n (%) | 372 (90.3%) | 21 (91.3%) | 89 (93.7%) | 0.5819 |
| <55%, n (%) | 40 (9.7%) | 2 (8.7%) | 6 (6.3%) | |
| 45%–54%, n (%) | 10 (2.4%) | 0 (0.0%) | 2 (2.1%) | |
| 30%–44%, n (%) | 7 (1.7%) | 0 (0.0%) | 0 (0.0%) | |
| <30%, n (%) | 23 (5.6%) | 2 (8.7%) | 4 (4.2%) | |
| Mitral regurgitation | ||||
| No, n (%) | 315 (76.5%) | 17 (73.9%) | 72 (75.8%) | 0.9560 |
| Yes, n (%) | 97 (23.5%) | 6 (26.1%) | 23 (24.2%) | |
| Mild, n (%) | 95 (23.0%) | 5 (21.7%) | 23 (24.2%) | |
| Moderate, n (%) | 2 (0.5%) | 1 (4.4%) | 0 (0.0%) | |
| Severe, n (%) | 0 (0.0%) | 0 (0.0%) | 0 (0.0%) | |
| Tricuspid regurgitation | ||||
| No, n (%) | 259 (62.9%) | 16 (69.6%) | 64 (67.4%) | 0.6044 |
| Yes, n (%) | 153 (37.1%) | 7 (30.4%) | 31 (32.6%) | |
| Mild, n (%) | 89 (21.6%) | 1 (4.3%) | 22 (23.1%) | |
| Moderate, n (%) | 41 (9.9%) | 4 (17.4%) | 7 (7.4%) | |
| Severe, n (%) | 23 (5.6%) | 2 (8.7%) | 2 (2.1%) |
Abbreviations: HTX, heart transplantation; RA, right atrium; LA, left atrium; RV, right ventricle; LV, left ventricle; LVEF, left ventricular ejection fraction.