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Table 1 Patients’ demography

From: Mechanisms of corticosteroid insensitivity in COPD alveolar macrophages exposed to NTHi

Criteria Smokers COPD
Gender (male/female) (9/4) (19/10)
Age (years) 71.8 ± 7.5 68.3 ± 6
FEV1 2.4 ± 0.6 1.9 ± 0.6
FEV1% predicted 102.9 ± 25.2 71.1 ± 20.0
FVC 10.4 ± 25.4 3.4 ± 0.7
FEV1/FVC 74.8 ± 12.3 54.7 ± 14.6
Pack year history 43.03 ± 34.2 45.3 ± 19.7
Current smoking 8 23
Corticosteroids users 0 6
  1. Data presented as Mean ± SD. FEV1 forced expiratory volume in 1 s, FVC forced vital capacity