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| Outcome | Mean (SD) | Digital group, 40 patients (SD) | Traditional group, 40 patients (SD) | P* |
|---|---|---|---|---|
| Chest tube duration/days | 4 (1.8) | 3 (1.5) | 4 (1.9) | 0.0009 |
| Length of postoperative stay/days | 7 (2.9) | 7 (3.0) | 8 (2.6) | 0.0385 |
*, Wilcoxon-Mann-Whitney test. SD, standard deviation.
