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Perioperative indicators of the two groups of patients (x̅±s)
| Indicator | Observation group (n=78) | Control group (n=73) | t | P |
|---|---|---|---|---|
| Operation time (min) | 238.49±37.49 | 240.21±42.52 | 0.264 | 0.792 |
| Intraoperative bleeding volume (ml) | 459.38±67.42 | 468.53±70.13 | 0.817 | 0.415 |
| Postoperative anal exhaust (h) | 61.23±19.50 | 63.21±21.09 | 0.599 | 0.550 |
| Postoperative hospital stay (d) | 6.02±1.29 | 6.32±1.44 | 1.350 | 0.179 |
