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Table 2 Baseline characteristics of COPD patients and healthy volunteers.

From: Glucocorticoid receptor gene polymorphisms and potential association to chronic obstructive pulmonary disease susceptibility and severity

Parameter

COPD

Healthy volunteers

Patients/healthy volunteers (n)

207

106

Age (± SD)

63.3 ± 10.8

63.9 ± 11.1

Sex (male : female)

136:71

47:59

BMI

26.5 ± 0.5

26.9 ± 0.4

FEV1 (l)

1.4 ± 0.7

2.7 ± 0.7

FEV1 %predicted

50.5 ± 20.2

101.8 ± 14.1

FVC (l)

2.5 ± 0, 9

3.4 ± 0.9

FVC %predicted

69.9 ± 19.1

103.1 ± 16.0

FEV1/FVC

57.8 ± 14.0

80.7 ± 6.6

GOLD classification of groups

 

Not applicable

   1. Chronic bronchitis n (%)

23 (11.1)

 

   2. GOLD 1 n (%)

8 (3.9)

 

   3. GOLD 2 n (%)

66 (31.9)

 

   4. GOLD 3 n (%)

50 (24.2)

 

   5. GOLD 4 n (%)

60 (28.9)