Table 2.

Patient medication

Measurement	Patient group
	Exacerbated COPD	Stable COPD	Non-obstructed smokers
No. patients	136	68	16
Short acting β2 agonist	80	40	0
Long acting β2 agonist	57	42	0
Inhaled steroid	94	53	0
Inhaled steroid (BDP)	1040 ± 727	949 ± 588	–
Oral theophylline	45	23	0
Theophylline (mg)	482 ± 189	524 ± 198	–
Nebulised therapy	86	28	0
Home oxygen	39	11	0
Maintenance oral steroids	9	6	0