Table 1

Mean (SD) baseline physiological characteristics of patients with COPD

Number27 (21M, 6F)
Age (years)66.3 (8.1)
FEV1 (l)0.95 (0.37)
FEV1(%)38.2 (14.6)
FVC (l)2.11(0.62)
Sao 2 (%)94.08(2.91)
Pao 2 (kPa)8.61(1.02)
Paco 2 (kPa)5.99 (0.98)