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Table 1 Clinical characteristics of COPD patients, smokers and non-smokers

From: Cigarette smoke alters the ability of human dendritic cells to promote anti-Streptococcus pneumoniae Th17 response

Group Nb Sexe (M/F) Age Smoking (pack-year) FEV1 % PO2 BODE Inhaled corticosteroid
COPD 9 8/1 57.8 ± 3.2 57 ± 5.9 57.8 ± 7.9 70.9 ± 2.3 2.4 ± 0.8 4
Smokers 13 10/3 42.6 ± 4.9 35.4 ± 4.6 93.6 ± 1.5 ND ND 0
Non smokers 14 10/4 45.5 ± 5.7 0 95.3 ± 3.5 ND ND 0
  1. FEV1%, percentage of the forced expiratory lung volume in the first second; PO2, blood partial pressure of oxygen; BODE: index combining Body mass index, airflow obstruction, dyspnea and exercise capacity (6-minute walk test). Results are expressed as mean ± SEM
  2. ND not determined