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Table 1 Demographic characteristics of the three groups

From: A preliminary study: MUC5B promoter polymorphism and its association with IPF

 

IPF patients (group I) (n = 42)

Other ILD patients (group II) (n = 47)

Control subjects (group III) (n = 40)

Age, years

   

 Range

32–58

20–74

25–63

 Mean ± SD

47.8 ± 8.8

43.7 ± 11.1

43.2 ± 13.4

Sex

   

 Male

17 (40.5%)

10 (21.3%)

10 (25%)

 Female

25 (59.5%)

37 (78.7%)

30 (75%)

Smoking status

   

 Smokers

15 (35.7%)

5 (10.6%)

8 (20%)

 Non-smokers

27 (64.3%)

42 (89.4%)

32 (80%)

History of raising birds

   

 Yes

14 (33.3%)

17 (36.2%)

 

 No

28 (66.7%)

30 (63.8%)

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