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Comparison of postoperative complications.
| Postoperative complications | A (n = 168) | B (n = 169) | P value | ||
|---|---|---|---|---|---|
| Number of cases | Incidence rate (%) | Number of cases | Incidence rate (%) | ||
| Atelectasis | 10 | 6.58 | 4 | 1.77 | 0.031 |
| Pulmonary infection | 15 | 8.93 | 5 | 2.95 | 0.021 |
| Arrhythmia | 7 | 3.55 | 3 | 1.79 | 0.247 |
| Total | 32 | 19.05 | 10 | 6.50 | 0.009 |
