Table 2 Major complications after catheter ablation for atrial fibrillation by hospital sector
Procedural complications | Overall cohort | Matched cohort | ||||
|---|---|---|---|---|---|---|
Public hospitals | Private hospitals | P value* | Public hospitals | Private hospitals | P value* | |
Any complications | 338 (7.25) | 798 (4.70) | < 0.001 | 328 (7.40) | 180 (4.06) | < 0.001 |
In-hospital complications | 273 (5.86) | 616 (3.63) | < 0.001 | 265 (5.98) | 141 (3.18) | < 0.001 |
Post-discharge complications | 76 (1.63) | 220 (1.29) | 0.081 | 73 (1.65) | 47 (1.06) | 0.017 |
Death | 4 (0.09) | 10 (0.06) | 0.518 | 4 (0.09) | 4 (0.09) | 1.000 |
Cardiopulmonary failure and shock | 19 (0.41) | 20 (0.12) | < 0.001 | 18 (0.41) | 7 (0.16) | 0.028 |
Stroke/TIA | 10 (0.21) | 38 (0.22) | 0.906 | 10 (0.23) | 5 (0.11) | 0.196 |
Pericardial effusion | 49 (1.05) | 89 (0.52) | < 0.001 | 46 (1.04) | 18 (0.41) | < 0.001 |
Pericardiocentesis | 27 (0.58) | 57 (0.34) | 0.018 | 25 (0.56) | 13 (0.29) | 0.051 |
Hemothorax/pneumothorax | 6 (0.13) | 23 (0.14) | 0.912 | 6 (0.14) | 5 (0.11) | 0.763 |
Bleeding | 186 (3.99) | 492 (2.90) | < 0.001 | 181 (4.08) | 113 (2.55) | < 0.001 |
Postprocedural hemorrhage or hematoma | 143 (3.07) | 378 (2.22) | 0.001 | 140 (3.16) | 83 (1.87) | < 0.001 |
Bleeding from other sites | 32 (0.69) | 86 (0.51) | 0.139 | 32 (0.72) | 22 (0.50) | 0.172 |
Bleeding requiring blood transfusion | 28 (0.60) | 69 (0.41) | 0.078 | 26 (0.59) | 18 (0.41) | 0.227 |
Vascular injury | 14 (0.30) | 32 (0.19) | 0.141 | 14 (0.32) | 7 (0.16) | 0.126 |
Post-procedural infection | 27 (0.58) | 65 (0.38) | 0.067 | 24 (0.54) | 15 (0.34) | 0.149 |
Pericarditis | 25 (0.54) | 39 (0.23) | 0.001 | 25 (0.56) | 10 (0.23) | 0.011 |
Procedure-related AMI | 5 (0.11) | 17 (0.10) | 0.800 | 5 (0.11) | 3 (0.07) | 0.726 |
Venous thromboembolism | 3 (0.06) | 13 (0.08) | 1.000 | 3 (0.07) | 1 (0.02) | 0.625 |
Acute kidney injury | 30 (0.64) | 24 (0.14) | < 0.001 | 27 (0.61) | 5 (0.11) | < 0.001 |
Complications requiring cardiac surgery | 11 (0.24) | 12 (0.07) | 0.002 | 10 (0.23) | 2 (0.05) | 0.021 |
Complete AV block | 11 (0.24) | 39 (0.23) | 0.935 | 11 (0.25) | 13 (0.29) | 0.683 |