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| Characteristics | Clamping group (n=90) | Control group (n=90) | P value |
|---|---|---|---|
| Chest tube duration, median [IQR], days | 2 [2, 3] | 3 [2, 3] | 0.009 |
| Total drainage volume, mean ± SD, mL | 516.7±410.9 | 657.8±448.2 | 0.029 |
| Postoperative stay, median [IQR], days | 5 [4, 5] | 5 [4, 5] | 0.660 |
IQR, interquartile range; SD, standard deviation.
