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Table 1 General patient characteristics and concentrations of inflammatory markers

From: Systemic inflammation in COPD in relation to smoking statusInfiammazione sistemica nella BPCO in rapporto alla condizione tabagica

Variable Value
Age, years 63.4 ± 12.2
Males/females (%) 250 (78.1)/70 (21.9)
Smoking status (%):  
   Smokers 202 (63.1)
   Ex-smokers 61 (19.1)
   Never-smokers 57 (17.8)
FVC, % predicted 74.5 ± 17.1
FEV1, % predicted 47.0 ± 16.2
FEV1/FVC, % 54.8 ± 10.7
AAT, g/L 1.65 ± 0.48
CRP, mg/L 9.6 (4.2-14.5)
TNF-α, pg/mL 113.7 (30.2-162.1)
sTNFR-1, pg/mL 221.9 (149.2-270.5)
sTNFR-2, pg/mL 231.4 ± 101.9
  1. Definition of abbreviations: AAT, alpha-1 antitrypsin; CRP, C-reactive protein; sTNFR, soluble tumor necrosis factor α receptor; TNF-α, tumor necrosis factor α.
  2. Data are presented as n (%), mean ± SD, or median (25th-75th percentiles).