Table 2.
Adverse outcomes of CVs according to duration of index episode of AF
| Outcomes | AF <24 h, n = 1767 | AF 24–48 h, n = 516 | AF 48 h–30 d, n = 632 | AF >30 d, n = 1441 | P Value, H‐L Test |
|---|---|---|---|---|---|
| Composite adverse outcome | 645 (36.5) | 160 (31.1) | 283 (45.0) | 581 (40.4) | <0.01 |
| Adjusted OR (95% CI) | 1.33 (1.07–1.66) | Ref | 2.00 (1.52–2.60) | 1.89 (1.49–2.40) | 0.37 |
| Unsuccessful CV | 150 (8.5) | 28 (5.4) | 70 (11.1) | 200 (13.9) | <0.01 |
| Adjusted OR (95% CI) | 1.81 (1.16–2.84) | Ref | 2.10 (1.17–3.60) | 3.60 (2.27–5.90) | 0.74 |
| Asystole >5 s | 15 (0.8) | 4 (0.8) | 6 (0.9) | 7 (0.5) | 0.58 |
| Adjusted OR (95% CI) | 1.00 (0.33–3.03) | Ref | 1.24 (0.33–4.65) | 0.54 (0.15–1.92) | 0.84 |
| TE event | 2 (0.1) | 0 (0.0) | 0 (0.0) | 3 (0.2) | 0.29 |
| Adjusted OR (95% CI) | — | Ref | — | — | — |
| Mortality | 0 (0.0) | 1 (0.2) | 0 (0.0) | 3 (0.2) | 0.18 |
| Adjusted OR (95% CI) | — | Ref | — | — | — |
| AF recurrence | 481 (29.8) | 129 (26.5) | 209 (37.3) | 375 (30.3) | <0.01 |
| Adjusted OR (95% CI) | 1.23 (0.97–1.56) | Ref | 1.83 (1.36–2.46) | 1.64 (1.25–2.14) | 0.26 |
Abbreviations: AF, atrial fibrillation; CI, confidence interval; CV, cardioversion; H‐L, Hosmer‐Lemeshow; OR, odds ratio; Ref, reference; TE, thromboembolic.
Data are presented as n (%).