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Table 2 Inflammatory cells in induced sputum

From: Increased human Ca2+-activated Cl-channel 1 expression and mucus overproduction in airway epithelia of smokers and chronic obstructive pulmonary disease patients

 

Non-smokers

Smokers without COPD

COPD

Total cells (×105cells/g)

36.6 ± 9.1

45.8 ± 17.5

39.4 ± 12.5

Macrophage (%)

35.5 ± 7.2

22.5 ± 11.2

8.3 ± 2.8 **

Lymphocyte (%)

2.9 ± 0.5

3.3 ± 0.9

3.8 ± 0.7

Neutrophil (%)

61.1 ± 7.3

73.8 ± 11.8

82.5 ± 4.0 **

Eosinophil (%)

0.5 ± 0.3

0.5 ± 0.5

5.5 ± 2.0 *

  1. Results are means ± SEMs. Comparisons between groups were made by Student's t-tests (* p ≤ 0.05, ** p ≤ 0.01, compared with non-smokers).
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Respiratory Research

ISSN: 1465-993X

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