Table 2 Surgical outcomes: nonuse group versus use group.

From: Unveiling the beneficial techniques in lung segmentectomy by using a stapler tractor for vascular dissection based on surgical video replay

Variable

Teaching period

Learning period

Total

N = 323

Non-used

n = 71

Used

n = 252

P value

Total

N = 58

Non-used

n = 27

Used

n = 31

P value

Operative time (min)

145.28 ± 30.69

152.83 ± 37.92

143.15 ± 28.05

0.019

149.22 ± 36.42

159.63 ± 42.33

140.16 ± 28.00

0.041

Intraoperative bleeding (mL)

55.65 ± 48.45

70.70 ± 63.19

51.41 ± 42.60

0.017

64.05 ± 36.17

74.44 ± 44.18

55.00 ± 24.73

0.049

Postoperative hospital stay (day)

3.46 ± 0.88

3.70 ± 1.07

3.39 ± 0.81

0.008

6.07 ± 1.46

6.48 ± 1.42

5.71 ± 1.42

0.058

Chest tube duration (day)

2.54 ± 0.80

2.77 ± 0.91

2.48 ± 0.75

0.005

4.28 ± 1.09

4.63 ± 0.84

3.97 ± 1.20

0.017

Postoperative drainage (mL)

193.13 ± 57.09

199.37 ± 71.53

191.37 ± 52.35

0.298

207.67 ± 58.75

225.93 ± 66.81

191.77 ± 46.14

0.030

Air leakage (no/yes)

260/63

51/20

209/43

0.037

48/10

20/7

28/3

0.016

Postoperative PE

319/4

68/3

251/1

0.035

56/2

26/1

31/0

-

  1. PE, pulmonary embolism.