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Table 1 Patient Characteristics

From: Thin-section computed tomography-determined usual interstitial pneumonia pattern affects the decision-making process for resection in newly diagnosed lung cancer patients: a retrospective study

 

All cases (n = 499)

Normal (n = 290)

Emphysema (n = 135)

Fibrosis (n = 74)

P value

Age, yearsa

70.0 (38–88)

68.4 (38–88)

69.9 (47–86)

71.9 (58–87)

0.012

Gender, male

69.7 (348)

55.5 (161)

88.1 (119)

91.9 (68)

0.001

History of smoking

75.2 (375)

58.6 (170)

99.3 (134)

95.9 (71)

0.001

Diabetes

20.4 (102)

17.2 (50)

22.2 (30)

29.7 (22)

0.049

Ischemic cardiac disease

7.8 (39)

4.8 (14)

11.9 (16)

12.2 (9)

0.014

Spirometric variables

 VC (%)b

105.8 (20.3)

109.3 (20.6)

108.4 (19.2)

104.9 (17.8)

0.208

 %FEV1 predictedb

101.0 (24.2)

105.3 (24.4)

95.0 (22.0)

104.7 (17.6)

0.001

 FEV1/FVC below 0.7

46.9 (234)

39.3 (114)

68.1 (92)

37.8 (28)

0.001

Severity of airway obstruction

    

0.001

 Non-COPD

53.1 (265)

60.7 (176)

31.9 (43)

62.2 (46)

 

 GOLD grade 1

32.3 (161)

26.6 (77)

44.4 (60)

32.4 (24)

 

 GOLD grade 2

12.6 (63)

10.0 (29)

22.2 (30)

5.4 (4)

 

 GOLD grade 3

2.0 (10)

2.8 (8)

1.5 (2)

0 (0)

 

 GOLD grade 4

0 (0)

0 (0)

0 (0)

0 (0)

 

TSCT emphysema

 Grade 0

60.1 (300)

100 (290)

0 (0)

13.5 (10)

 

 Grade 1

26.9 (134)

0 (0)

62.2 (84)

67.6 (50)

 

 Grade 2

10.2(51)

0 (0)

28.9 (39)

16.2 (12)

 

 Grade 3

2.8 (14)

0 (0)

8.9 (12)

2.7 (2)

 

TSCT fibrosis

 Grade 0

85.2 (425)

100 (290)

100 (135)

0 (0)

 

 Grade 1

8.0 (40)

0 (0)

0 (0)

54.1 (40)

 

 Grade 2

6.8 (34)

0 (0)

0 (0)

45.9 (34)

 
  1. n indicates number. aData are shown as mean (range). bData are shown as mean (standard deviation). All other data are shown as % (number)