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Table 1 Clinical characteristics of patients with and without emphysema

From: Hepatocyte and keratinocyte growth factors and their receptors in human lung emphysema

 

Emphysema (E)

Non-emphysema Smokers (S)

Non-emphysema Non-Smokers (NS)

Between groups differences

n

17

8

10

 

Age (yr)

60 ± 7.4

55.8 ± 11.2

52.7 ± 19.4

ns

Sex ratio F/M

1/16

0/8

2/8

ns

Smoking (Pack.yr)

51 ± 21.4*

33.3 ± 14.8

0

p < 0.001

Time since smoking cessation (yearrs)

7.0 ± 7.1

10 (n = 1)

Non relevant

Non relevant

Active smokers/ex-smokers

7/10

7/1

0/0

p < 0.001

  1. *: vs S, p < 0.05; as assessed by Mann-Whitney U-test. ns: non significant.