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Table 1 Characteristics of Controls and COPD subjects

From: The role of IREB2 and transforming growth factor beta-1 genetic variants in COPD: a replication case-control study

 

Control

COPD

P-value

Male (%)

63.9

70.0

0.0049

Age (yr)

60.8 ± 8.9

65.9 ± 8.2

<0.0001

Smoking Pack Years

38.6 ± 17.3

48.8 ± 22.9

<0.0001

Predicted FEV 1 (%)

95.3 ± 10.9

43.1 ± 15.1

<0.0001

FEV 1 /FVC (%)

77.8 ± 4.9

47.5 ± 12.1

<0.0001

N

900

1002

 
  1. Values indicated are means ± SD. Pack Years missing for 6 COPD Cases.