Table 1.

Characteristics of children reported on baseline caregiver interview.

Characteristic	Subgroup	Full sample^a	Eastside	Southwest	p-value

		N=298	N=223	N=75
Child’s age in years at Sept. 30, 1999, mean (sd)		8.92 (1.46)	9.02 (1.46)	8.06 (1.42)	0.03
Gender, %	Female	42	43	40	0.69
Child’s ethnicity, %	African-American/Black	80.87	95.5	37.3	<0.001
	Hispanic/Latino/Spanish	10.4	0	41.33
	Other	8.7	4.5	21.37
Child’s location of residence, %	Eastside	74.83
	Southwest	25.17
Caregiver education, %	1–11 grade	37.3	35	44	0.13
	High school graduate/GED	33.9	33.2	36
	Any college	28.77	31.8	20
Household annual income, %	Less than $10,000	45.5	44.3	49.2	0.71
	$10,001–$20,000	31.6	32.9	27.7
	$20,001 or more	22.9	22.9	23.1
Caregiver smokes cigarettes (self-report), %	Smoke	38	37.8	38.7	0.88
Any household member smokes cigarettes, %	One or more smokers	55.41	56.6	52	0.49
Asthma severity, %	Moderate to severe	47.65	45.7	53.3	0.47
	Mild persistent	28.19	29.6	24
	Mild intermittent	24.2	24.66	22.66
Asthma medication use, %	Corticosteroid	9.7	10.8	6.7	0.20
	Non-steroid controller^b	13.1	14.4	9.3
	Short acting bronchodilator^c	43.3	39.9	53.3
	None	33.9	35	30.7

Percentages are evaluated with respect to the non-missing response, and may not add to 100% due to rounding. Caregiver education, annual house income, caregiver smokes cigarettes and any household member smokes cigarettes have 6, 23, 3 and 2 missing information respectively.

Use of a leukotriene modifier, long-acting bronchodilator, cromolyn, or theophylline, but no use of a corticosteroid.

Use of a short-acting bronchodilator but no use of any controller medication.