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Table 1 Characteristics of the study cohort

From: Three-dimensional printing technology for localised thoracoscopic segmental resection for lung cancer: a quasi-randomised clinical trial

 

Experimental group A (n = 51)

Control group B (n = 38)

Total (n = 89)

T/ χ2 value

p value

Age [year, average age (± SD)]

60.73 ± 5.643

61.61 ± 6.445

61.10 ± 5.979

-0.685

0.495

Gender

 Male [no. of cases (%)]

21 (41.2)

14 (36.8)

35 (39.3)

0.171

0.679

 Female [no. of cases (%)]

30 (58.8)

24 (63.2)

54 (60.7)

History of smoking

 Smoker [no. of cases (%)]

17 (33.3)

11 (28.9)

28 (31.5)

0.194

0.659

 Non-smoker [no. of cases (%)]

34 (66.7)

27 (71.1)

61 (68.5)

Position (no. of cases, proportion %)

 Left lung

18 (35.3)

13 (34.2)

31 (34.8)

0.011

0.915

 Right lung

33 (64.7)

25 (65.8)

58 (65.2)

 LS1 + 2

3 (5.9)

2 (5.3)

5 (5.6)

0.829

1.000

 LS1 + 2 + 3

3 (5.9)

3 (7.9)

6 (6.7)

 LS4 + 5

3 (5.9)

2 (5.3)

5 (5.6)

 L3

2 (3.9)

1 (2.6)

3 (3.4)

 L6

2 (3.9)

2 (5.3)

4 (4.5)

 L basal segment

5 (9.8)

3 (7.9)

8 (9.0)

 RS1

6 (11.8)

4 (10.5)

10 (11.2)

 RS1 + 2

7 (13.7)

5 (13.2)

12 (13.5)

 RS3

3 (5.9)

2 (5.3)

5 (5.6)

 RS6

5 (9.8)

3 (7.9)

8 (9.0)

 R basal segment

12 (23.5)

11 (28.9)

23 (25.8)