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Grade III and above perioperative complications in the two groups [n (%)].
| Complication | Concurrent chemoradiotherapy | Surgery alone | p |
|---|---|---|---|
| Grade III | 5 (Pleural effusion) | 2 (Pleural effusion) | |
| 1 (Anastomotic bleeding) | |||
| Grade IV | 1 (Pulmonary infection) | 1 (Pulmonary infection) | |
| Grade V | 1 (Pulmonary infection) | 0 | |
| Incidence of grade III and above | 12.31% (8/65) | 4.1% (3/73) | 0.065 |
