Table 2 Population demographics by asthma severity (Total n = 228).

Demographic characteristic	Whole sample		Mild intermittent	Mild persistent	Moderate–severe persistent	p value
	n	%	%	%	%
Race
White	123	53.9	36.6	35.0	28.5	<0.001
Black	84	36.8	9.5	38.1	52.4
Hispanic	18	7.9	11.1	55.6	33.3
Other	3	1.3
Age of child
5–8 y	98	43.0	24.5	39.8	35.7	0.79
9–12 y	130	57.0	23.8	36.2	40.0
Poor/non‐poor
Poor	103	45.2	12.6	37.9	49.5	<0.001
Non‐poor	125	54.8	33.6	37.6	28.8
Clinic/private practice
Clinic	79	34.6	7.6	38.0	54.4	<0.001
Private practice	149	65.4	32.9	37.6	29.5
Educational level of mother
<High school	31	13.6	3.2	38.7	58.1	0.02
High school	68	29.8	25.0	33.8	41.2
>High school	129	56.6	28.7	39.5	31.8
Maintenance medication use
No	92	40.4	50.9	43.3	28.7	0.02
Yes	136	59.6	49.1	54.7	71.3
Symptom severity of child
Mild intermittent	55	24.1
Mild persistent	86	37.7
Moderate	55	24.1
Severe	32	14.0