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Postoperative recovery situation of patients.
| Postoperative indexes | Mean (range) |
|---|---|
| Chest tube removal time (d) | 5.4 (3–14) |
| Thoracic drainage volume (mL) | 470 (240–1,320) |
| Average hospital stay time (d) | 6.9 (4–15) |
| Visual analog scale (VAS) score | 3.8 (2–6) |
