. Author manuscript; available in PMC: 2011 Dec 1.

Published in final edited form as: J Mol Med (Berl). 2011 Feb 12;89(6):577–593. doi: 10.1007/s00109-011-0732-8

Table 1.

Patient characteristics

Parameters	Gold 0	Gold I	Gold II	Gold III/IV
Average age (year (mean±SD))	66.9±9.0	67.3±8.6	68.2±8.7	56.7±8.6
Sex
M	10	9	13	11
F	14	6	7	30
Smoking status
Current	0	2	2	1
Ever	8	11	16	37
Never	16	2	2	3
Packs/year (average)	27.6±35.2	40.7±24.8	57.7±45.5	46.6±31.7
FEV1-% predicted (mean±SD)	94.3±11.6	89.6±11.3	64.1±10.4	22.4±7.8