| 项目 | 射频消融组【例(%)】 | 药物组【例(%)】 | ||
| 治疗前 | 治疗后 | 治疗前 | 治疗后 | |
| NYHA I | 0 | 49 (51) | 0 | 6 (6.2) |
| NYHA II | 52 (59.3) | 29 (30.2) | 54 (56.2) | 31 (32.2) |
| NYHA III | 37 (38.5) | 18 (18.7) | 37 (38.5) | 45 (46.8) |
| NYHA IV | 2 (2) | 0 | 5 (5.2) | 14 (14.5) |