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. 2022 Apr 28;13(11):1657–1663. doi: 10.1111/1759-7714.14438

TABLE 3.

Postoperative rehabilitation of the MDS and TDS groups after PSM

Characteristics MDS group (n = 120) TDS group (n = 120) T/χ 2 p
Chest tube duration a (h) 0.00 ± 0.00 32.68 ± 18.51 −19.337 0.000
Total drainage volume (ml) 143.03 ± 118.33 187.73 ± 140.82 −2.663 0.008
Number of additional pain relief b 0.14 ± 0.40 0.42 ± 0.74 −3.591 0.000
Facial pain score (postoperative day 1) 2.7 ± 1.8 3.6 ± 2.7 2.829 0.005
CTCAE 1 complications 94 70 11.091 0.001
Subcutaneous emphysema c 61 (50.8) 49 (40.8) 2.417 0.120
Pneumothorax 33 (27.5) 21 (17.5) 3.441 0.064
CTCAE 2 complications
Pulmonary infection d 3 (2.5) 4 (3.3) 0.000 1.000
Postoperative hospital stay (days) 2.61 ± 0.70 3.27 ± 1.88 −3.598 0.000
Incision adverse events e 3 (2.5%) 10 (8.3%) 3.985 0.046
Total in‐hospital costs 30 197.94 ± 24 019.53 32 619.73 ± 5809.62 −1.074 0.284
a

Chest tube duration refers to the duration of the thoracic closed drainage tube through the fourth intercostal incision.

b

The number of additional pain relief according to the times of using additional painkillers in the doctor's advice.

c

For the convenience of statistics, subcutaneous emphysema was confirmed by postoperative chest X‐ray.

d

Pulmonary infection refers to postoperative fever ≥38°C, leukocytosis, and lung inflammation revealed in chest X‐ray.

e

Incision adverse events refer to poor incision healing.