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Table 1 Characteristics of the COPD patient group.

From: Random variation of inspiratory lung function parameters in patients with COPD: a diagnostic accuracy study

Number of subjects

79

Range

Male (%)

58 (73)

 

Height, m, mean (SD)

1.702 (0.1)

1.49-1.94

Weight, kg, mean (SD)

75.4 (15.9)

39.7-128

BMI, kg/m2, mean (SD)

25.7 (4.96)

18-47

Age, yrs, mean (SD)

65.4 (8.69)

44-83

Current smoker (%)

47 (59)

 

FEV1, mean (SD)

1.48 (0.70)

0.37-2.65

Predicted FEV1, mean (SD)

2.83 (0.60)

1,26-4.23

FEV1, % predicted, (SD)

48.7 (12.6)

13.5-79.8

GOLD 1 number (%)

13 (17)

 

GOLD 2 number (%)

24 (30)

 

GOLD 3 number (%)

28 (35)

 

GOLD 4 number (%)

14 (18)

 
  1. COPD = Chronic Obstructive Pulmonary Disease; BMI = Body Mass Index; FEV1 = Forced Expiratory Flow in One second;
  2. GOLD = Global Initiative for Chronic Obstructive Lung Disease (stage 1,2,3 or 4).
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BMC Pulmonary Medicine

ISSN: 1471-2466

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