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Table 1 Patient characteristics

From: Video-assisted thoracic surgery is associated with faster delivery to adjuvant chemotherapy after lung resection in patients with lung cancer

Variables

VATS (n = 42)

Thoracotomy (n = 102)

P value

Age (year) (mean ± SD)

60.4 ± 8.4

62.1 ± 7.6

0.23

Gender (male), n (%)

37 (88.1)

92 (90.2)

1.0

Operation (n (%))

*

 Right upper lobectomy

14 (33.3)

24 (23.5)

 

 Right lower lobectomy

9 (21.4)

16 (15.7)

 

 Middle lobectomy

0 (0.0)

2 (2.0)

 

 Left upper lobectomy

13 (31.0)

23 (22.5)

 

 Left lower lobectomy

4 (9.5)

19 (18.6)

 

 Bilobectomy superior

2 (4.8)

5 (4.9)

 

 Bilobectomy inferior

0 (0.0)

13 (12.7)

 

Histologic type (n (%))

*

 Squamous cell carcinoma

10 (23.8)

53 (52.0)

 

 Adenocarcinoma

26 (61.9)

40 (39.2)

 

 Large cell carcinoma

5 (11.9)

6 (5.9)

 

 Otherb

1 (2.4)

3 (2.9)

 

Tumor size (cm) (mean ± SD)

4.8 ± 2.4

5.6 ± 2.2

0.031

Nodal status (n (%))

0.47

 N0

28 (66.7)

62 (60.8)

 

 N1

8 (19.0)

29 (28.4)

 

 N2

6 (14.3)

11 (10.8)

 

Stage (n (%))

0.15

 I

9 (21.4)

12 (11.8)

 

 II

17 (40.5)

58 (56.9)

 

 III

16 (38.1)

32 (31.4)

 
  1. SD: Standard deviation, VATS: Video-assisted thoracic surgery
  2. * Due to the presence of cells with an expected value of less than 5, the chi-square test could not be performed, so the p value could not be given
  3. bAdenosquamous carcinoma and sarcomatoid carcinoma