Table 4.
Aggregate characteristics of patients with and without in-hospital death, pneumonia, cardiac arrest, and AV block III° following isolated right atrial ablation
| Isolated right atrial ablation procedure |
P-value | Isolated right atrial ablation procedure |
P-value | Isolated right atrial ablation procedure |
P-value | Isolated right atrial ablation procedure |
P-value | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| With in-hospital death | Without in-hospital death | With pneumonia | Without pneumonia | With cardiac arrest | Without cardiac arrest | With AV block III° | Without AV block III° | |||||
| n = 47 | n = 13 824 | n = 282 | n = 13 589 | n = 49 | n = 13 822 | n = 223 | n = 13 648 | |||||
| Age (years), mean ± SD | 71.7 ± 9.6 | 67.3 ± 11.9 | 0.011 | 71.3 ± 9.6 | 67.2 ± 11.9 | <0.001 | 69.7 ± 9.9 | 67.3 ± 11.9 | 0.16 | 71.4 ± 12.1 | 67.2 ± 11.8 | <0.001 |
| ≤50 years, n (%) | 0 (0.0) | 1210 (8.8) | 0.032 | 7 (2.5) | 1203 (8.9) | <0.001 | n.a. | 1209 (8.7) | n.a. | 15 (6.7) | 1195 (8.8) | 0.34 |
| 51–60 years, n(%) | 4 (8.5) | 2294 (16.6) | 0.17 | 30 (10.6) | 2268 (16.7) | 0.006 | 5 (10.2) | 2293 (16.6) | 0.33 | 17 (7.6) | 2281 (16.7) | <0.001 |
| 61–70 years, n (%) | 17 (36.2) | 3853 (27.9) | 0.25 | 76 (27.0) | 3794 (27.9) | 0.79 | 17 (34.7) | 3853 (27.9) | 0.34 | 45 (20.2) | 3825 (28.0) | 0.01 |
| 71–80 years, n (%) | 16 (34.0) | 5210 (37.7) | 0.65 | 128 (45.4) | 5098 (37.5) | 0.008 | 19 (38.8) | 5207 (37.7) | 0.88 | 100 (44.8) | 5126 (37.6) | 0.031 |
| >80 years, n (%) | 10 (21.3) | 1257 (9.1) | 0.009 | 41 (14.5) | 1226 (9.0) | 0.003 | 6 (12.2) | 1261 (9.1) | 0.45 | 46 (20.6) | 1221 (8.9) | <0.001 |
| Males, n (%) | 36 (76.6) | 9828 (71.1) | 0.52 | 212 (75.2) | 9652 (71.0) | 0.14 | 36 (73.5) | 9828 (71.1) | 0.88 | 159 (71.3) | 9705 (71.1) | 1.00 |
| Paroxysmal atrial fibrillation, n (%) | 16 (34.0) | 3834 (27.7) | 0.33 | 97 (34.4) | 3753 (27.6) | 0.013 | 19 (38.8) | 3831 (27.7) | 0.11 | 59 (26.5) | 3791 (27.8) | 0.71 |
| Persistent atrial fibrillation, n (%) | 3 (6.4) | 1599 (11.6) | 0.36 | 51 (18.1) | 1551 (11.4) | 0.001 | 12 (24.5) | 1590 (11.5) | 0.011 | 34 (15.2) | 1568 (11.5) | 0.09 |
| Permanent atrial fibrillation, n (%) | 7 (14.9) | 307 (2.2) | <0.001 | 28 (9.9) | 286 (2.1) | <0.001 | 4 (8.2) | 310 (2.2) | 0.025 | 14 (6.3) | 300 (2.2) | 0.001 |
| Atrial flutter, n (%) | 36 (76.6) | 12 297 (89.0) | 0.016 | 231 (81.9) | 12 102 (89.1) | <0.001 | 36 (73.5) | 12 297 (89) | 0.002 | 181 (81.2) | 12 152 (89.0) | 0.001 |
| Hypertension, n (%) | 27 (57.4) | 8867 (64.1) | 0.36 | 184 (65.2) | 8710 (64.1) | 0.71 | 35 (71.4) | 8859 (64.1) | 0.37 | 159 (71.3) | 8735 (64.0) | 0.024 |
| Chronic obstructive pulmonary disease, n (%) | 10 (21.3) | 980 (7.1) | 0.001 | 66 (23.4) | 924 (6.8) | <0.001 | 9 (18.4) | 981 (7.1) | 0.007 | 19 (8.5) | 971 (7.1) | 0.43 |
| Pulmonary hypertension, n (%) | 5 (10.6) | 512 (3.7) | 0.03 | 33 (11.7) | 484 (3.6) | <0.001 | 6 (12.2) | 511 (3.7) | 0.009 | 18 (8.1) | 499 (3.7) | 0.002 |
| Obstructive sleep apnoea, n (%) | n.a. | 495 (3.6) | n.a. | 18 (6.4) | 478 (3.5) | 0.021 | 3 (6.1) | 493 (3.6) | 0.26 | 20 (9.0) | 476 (3.5) | <0.001 |
| Hyperthyroidism, n (%) | 3 (6.4) | 299 (2.2) | 0.08 | 11 (3.9) | 291 (2.1) | 0.059 | n.a. | 301 (2.2) | n.a. | 5 (2.2) | 297 (2.2) | 0.82 |
| Diabetes mellitus, n (%) | 21 (44.7) | 2733 (19.8) | <0.001 | 81 (28.7) | 2673 (19.7) | <0.001 | 20 (40.8) | 2734 (19.8) | 0.001 | 57 (25.6) | 2697 (19.8) | 0.034 |
| Chronic kidney disease, n (%) | 23 (48.9) | 2043 (14.8) | <0.001 | 109 (38.7) | 1957 (14.4) | <0.001 | 21 (42.9) | 2045 (14.8) | <0.001 | 59 (26.5) | 2007 (14.7) | <0.001 |
| Coronary artery disease, n (%) | 27 (57.4) | 4425 (32.0) | <0.001 | 145 (51.4) | 4307 (31.7) | <0.001 | 33 (67.3) | 4419 (32) | <0.001 | 99 (44.4) | 4353 (31.9) | <0.001 |
| Dilative cardiomyopathy, n (%) | 5 (10.6) | 824 (6.0) | 0.20 | 36 (12.8) | 793 (5.8) | <0.001 | 5 (10.2) | 824 (6.0) | 0.22 | 26 (11.7) | 803 (5.9) | 0.001 |
| Heart failure, n (%) | 31 (66.0) | 3439 (24.9) | <0.001 | 182 (64.5) | 3288 (24.2) | <0.001 | 33 (67.3) | 3437 (24.9) | <0.001 | 87 (39.0) | 3383 (24.8) | <0.001 |
| Aortic stenosis, n (%) | 3 (6.4) | 437 (3.2) | 0.19 | 19 (6.7) | 421 (3.1) | 0.003 | 3 (6.1) | 437 (3.2) | 0.20 | 13 (5.8) | 427 (3.1) | 0.032 |
| Mitral valve disease, n (%) | 8 (17.0) | 928 (6.7) | 0.012 | 39 (13.8) | 897 (6.6) | <0.001 | 12 (24.5) | 924 (6.7) | <0.001 | 17 (7.6) | 919 (6.7) | 0.59 |
| Peripheral artery disease, n (%) | 6 (12.8) | 402 (2.9) | 0.002 | 22 (7.8) | 386 (2.8) | <0.001 | 10 (20.4) | 398 (2.9) | <0.001 | 10 (4.5) | 398 (2.9) | 0.16 |
| Duration of hospital stay (days), mean ± SD | 26.4 ± 19.1 | 5.1 ± 5.8 | <0.001 | 21.7 ± 17.7 | 4.8 ± 5.6 | <0.001 | 29.5 ± 30.9 | 5.1 ± 5.8 | <0.001 | 9.6 ± 12.8 | 5.1 ± 5.8 | <0.001 |
Statistical comparisons are calculated for the respective subgroups of patients with or without the complication of interest. Comparisons using Fisher’s exact test or Student’s t-test as appropriate.
n.a., not assessed (indicates table cell with too few observations for display due to data protection policies).