Albuterol enantiomer levels, lung function and QTc interval in patients with acute severe asthma and COPD in the emergency department

Table 1 Subject's demographic and rac-albuterol utilisation among patients presenting to DEM with acute asthma

	Median (range) N= 15
Age	38 (22-65)
Gender	6 male; 9 female
Smoking history (medical record)
Current smoker	5
Ex-smoker	2
Respiratory test, % predicted PEF (n = 12)
Baseline	51 (21-69)
60-min post-initial test	60 (31-78)
Total rac-albuterol utilisation in preceding 24 h (DDDs)	3.0 (0.8-11.0)
Total dose delivered via MDI	1.5 (0.0-5.3)
Total dose delivered via nebuliser	2.0 (0.0-5.5)
Total dose delivered by health-care officer	1.5 (0.0-0.25)

ISSN: 1865-1380