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Table 2 Select variables by CMH status in the PLuSS

From: Increased methylation of lung cancer-associated genes in sputum DNA of former smokers with chronic mucous hypersecretion

PLuSS

Total

CMH

No CMH

 
 

n = 490

(100.0)

n = 140

(100.0)

n = 350

(100.0)

 

Characteristic

n or mean

(%) or (SD)

n or mean

(%) or (SD)

n or mean

(%) or (SD)

p value

Female

307

(62.7)

90

(64.3)

217

(62.0)

0.637

Baseline age

60.3

(6.4)

59.5

(6.1)

60.6

(6.5)

0.075

Education > = HS*

474

(96.7)

134

(95.7)

340

(97.1)

0.422

Obese

158

(32.2)

45

(32.1)

113

(32.3)

0.976

Pack Years

55.9

(20.1)

59

(19.1)

54.6

(20.4)

0.029

Baseline smoker

335

(68.4)

113

(80.7)

222

(63.4)

<0.001

Baseline COPD

238

(48.6)

81

(57.9)

157

(44.9)

0.009

Total methylation

2

(1.84)

2.26

(2.04)

1.9

(1.75)

0.052

PCDH20

135

(27.6)

47

(33.6)

88

(25.1)

0.059

SULF2

147

(30.0)

56

(40.0)

91

(26.0)

0.002

GATA4

166

(33.9)

47

(33.6)

119

(34.0)

0.928

PAX5A

68

(13.9)

23

(16.4)

45

(12.9)

0.302

p16

92

(18.8)

32

(22.9)

60

(17.1)

0.143

MGMT

123

(25.1)

34

(24.3)

89

(25.4)

0.792

DAPK

75

(15.3)

21

(15.0)

54

(15.4)

0.905

GATA5

64

(13.1)

18

(12.9)

46

(13.1)

0.932

PAX5B

33

(6.7)

9

(6.4)

24

(6.9)

0.864

DAL1

37

(7.6)

14

(10.0)

23

(6.6)

0.194

JPH3

41

(8.4)

15

(10.7)

26

(7.4)

0.235

  1. *High school.