Table 1.

Patient characteristics

	COPD patients, n=39
Age (years)	65 (61–69)
Females/males (n)	22/17
Current/former smokers (n)	8/31
Pack years	40 (35–50)
GOLD stage 1/2/3/4 (n)	1/13/16/9
ICS (n)	38
LABA/SABA (n)	37/28
LAMA/SAMA (n)	26/26

Note: Age and pack-years are given as median (interquartile range), and the other parameters are given as n of respective subgroup.

Abbreviations: GOLD, global initiative for chronic obstructive lung disease; ICS, inhaled corticosteroids; LABA, long-acting beta2-agonist; LAMA, long-acting muscarinic antagonist; SABA, short-acting beta2-agonist; SAMA, short-acting muscarinic antagonist.