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Esmolol Effect: Median (25th–75th percentile)
| Parameter | Baseline | Esmolol |
|---|---|---|
| Atrial and ventricular rate during AF | ||
| AFR (fpm) | 421 (404–450) | 420 (393–445)* |
| HR (bpm) | 85 (79–95) | 83 (77–93)* |
| Estimated AV node parameters | ||
| aRPs (ms) | 365 (331–444) | 403 (356–469)* |
| aRPf (ms) | 478 (435–553) | 525 (482–561)* |
| rRPs (ms) | 232 (86–595) | 229 (108–356) |
| rRPf (ms) | 287 (250–442) | 323 (184–599) |
*P < 0.05.
