Fig. 2
Recovery of sinus rhythm after various pharmacological conversion agents during surgery. The overall analysis was conducted with the χ2 test. Pairwise comparison was carried out using Bonferroni method and p was adjusted to 0.017 (0.05/3). Amiodarone group: patients receiving amiodarone, and possibly other agents but not beta-blockers; beta-blockers group: patients receiving beta-blockers, and possibly other agents but not amiodarone; amiodarone + beta-blockers group: patients receiving both amiodarone and beta-blockers, and may receive additional agents; other group: patients receiving other pharmacological conversion agents, but not amiodarone or beta-blockers, including propafenone, digoxin, lidocaine, diltiazem, as well as a variety of combination