TABLE 2

Lung subject demography

Data are presented as median (range).

Smokers (n = 3)COPD (n = 3)
Sex, male/female1/21/2
Age, years65 (48–70)60 (58–76)
FEV12.49 (1.94–3.32)1.7 (1.6–2.47)
FEV1 predicted96 (95–109)63 (63–90)
FEV1/FVC, %77 (77–88)56 (50–65)
Pack year history25.5 (23.5–31.5)31 (10–44)
ICS use, %00
Current smokers, %100100
  • ICS, inhaled corticosteroid; FVC, forced vital capacity.