HBA (n =79) CBA (n = 79) P value
Antiarrhythmic drug use 24 (30%) 34 (43%) 0.10
Class I 2 (3%) 7 (9%) 0.17
Class III or IV 24 (30%) 30 (34%) 0.31
β blocker 6 (8%) 23 (29%) <0.001
AF/AT recurrence 9 (11%) 14 (18%) 0.26
AF recurrence 8 (10%) 12 (15%) 0.34
AT recurrence 1 (1%) 2 (3%) 1.00