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Table 1 Subject characteristics

From: Laboratory contamination in airway microbiome studies

 

Controls

COPD

Asthma

Subjects

9

10

4

Age

63.0 ± 6.7

68.2 ± 5.2

63.6 ± 3.1

Men

6 (66.7%)

8 (80.0%)

2 (50.0%)

Current-smokers

2 (22.2%)

1 (10.0%)

0

Former-smokers

5 (55.6%)

9 (90.0%)

3 (75.0%)

Non-smokers

2 (22.2%)

0

1 (25.0%)

Smoker pack years

11.8 ± 6.1

25.2 ± 8.1

12.1 ± 6.2

FEV1 (% predicted)

97.0 ± 13.7

72.6 ± 23.2

101.6 ± 9.3

Inhaled corticosteroids

0

2 (20.0%)

3 (75.0%)

LABA

0

3 (30.0%)

1 (25.0%)

LAMA

0

4 (40.0%)

0

  1. COPD chronic obstructive pulmonary disease, FEV1 forced expiratory volume in 1 s, LABA long-acting beta-agonist, LAMA long-acting muscarinic antagonist. 1 smoker pack year = 20 cigarettes (one pack) smoked daily for 1 year. Age, smoker pack years and FEV1 (% predicted) are presented as the mean ± standard deviation
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BMC Microbiology

ISSN: 1471-2180

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