Table 1.

Patient characteristics.

	Asthma No Hospital Admissions	Asthma One Hospital Admission	Asthma >1 Hospital Admission
Number	82	53	46
	32 BTS step 1 (Ref 23)
	25 BTS step 2
	25 BTS steps 3–4
Percent male	35%	25%	46%
Mean Age (Range)	37	36	36
	16–59	17–58	16–60
%Smokers	15%	34%	22%
%Ex-Smokers	29%	23%	17%
%Non-Smokers	56%	43%	61%
Asthma onset before age 16 (Percent)	44%	23%	70%
Family history of Asthma in parents, siblings or children (%)	56%	55%	76%