TABLE 1 .

] Baseline Subject Characteristics

Characteristic	Baseline Value
Sex
Male	47 (82)
Female	10 (18)
Age, y	66 ± 7
BMI, kg/m2	26 ± 7
FEV1, L	1.28 ± 0.46
FEV1, % predicted	46 ± 17
FVC, L	3.10 ± 0.79
FVC % predicted	88 ± 22
FEV1/FVC, %	41 ± 11
GOLD stage
I	4 (7)
II	15 (26)
III	29 (51)
IV	9 (16)
6MWD, m	427 ± 105
6MWD, % predicted	67 ± 17

Data are presented as No. (%) or mean ± SD. 6MWD = 6-min walk distance; GOLD = Global Initiative for Chronic Obstructive Lung Disease.