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Table 4 Characteristics of the control subjects in the Hemoglobin Western blot analyses from the BAL fluid and sputum supernatant

From: Hemoglobin α and β are ubiquitous in the human lung, decline in idiopathic pulmonary fibrosis but not in COPD

 

Control (Prolonged cough)

BALF *

Control (Non-smokers)

Sputum

n

6

7

Age, yr

43 ± 9

50 ± 5

Sex, M/F

2/4

6/1

Smoking/non-smoking

6/1 **

0/7

FEV1

3.5 ± 0.5

4.1 ± 0.25

FVC

4.3 ± 0.6

5 ± 0.4

  1. Data are presented as mean ± SEM.
  2. * Subjects with prolonged cough without any interstitial or alveolar abnormalities by high-resolution computed tomography (HRCT) and with a normal cell profile in the BALF.