Table 3.
Safety Outcomes Stratified by AF Medication Type
| Medication | β-Blocker (n = 113) | Amiodarone (n = 529) | Calcium Channel Blocker (n = 354) | Digoxin (n = 49) |
|---|---|---|---|---|
| MAP < 65 mm Hg by 6 h | 58.2 (46.4-70.0) | 69.4 (64.5-74.4) | 56.0 (49.5-62.5) | 51.4 (35.2-67.5) |
| HR < 60 beats/min by 6 h | 3.0 (1.1-7.1) | 4.5 (2.2-6.7) | 0.9 (0.3-2.1) | 5.4 (1.9-12.7) |
| Vasopressor medication started or increased in dose by 6 h | 0.0 (0.0-0.0) | 5.3 (2.9-7.7) | 0.9 (0.3-2.1) | 2.7 (2.5-7.9) |
| Direct cardioversion by 6 h | 0.0 (0.0-0.0) | 2.1 (0.6-3.6) | 0.4 (0.4-1.3) | 2.7 (2.5-7.9) |
| Pacemaker by 6 h | 1.5 (1.4-4.4) | 1.2 (0.0-2.3) | 0.4 (0.4-1.3) | 0.0 (0.0-0.0) |
| Additional AF medications by 6 h | ... | ... | ... | ... |
| None | 79.1 (69.4-88.8) | 92.3 (89.4-95.1) | 91.1 (87.4-94.8) | 75.7 (61.9-89.5) |
| One | 19.4 (9.9-28.9) | 7.1 (4.4-9.9) | 7.6 (4.1-11.0) | 24.3 (10.5-38.1) |
| Two | 1.5 (0.0-4.4) | 0.6 (0.0-1.4) | 0.9 (0.0-2.1) | 0.0 (0.0-0.0) |
| Three | 0.0 (0.0-0.0) | 0.0 (0.0-0.0) | 0.4 (0.0-1.3) | 0.0 (0.0-0.0) |
| Hospital length of stay, median (95% CI), d | 6.3 (4.6-7.4) | 5.6 (4.4-6.6) | 6.4 (5.3-7.5) | 5.1 (3.5-8.4) |
| Hospital mortality | 31.3 (27.7-34.8) | 39.2 (34.0-44.4) | 22.2 (16.8-27.7) | 13.5 (2.5-24.5) |
Data are percentage (95% CI), unless otherwise indicated. AF = atrial fibrillation; HR = heart rate; MAP = mean arterial pressure.