Table 1. Characteristics of Focus Group Recruitment Categories.

Variable	Participants	Decliners	Unreachable	Sig
N	26	37	33
Study Sample, % school sample	46.2%	29.7%	60.6%	p<.05
Gender, % male	65.4%	54.1%	54.6%	N/S
Mean age at focus group, y (SD)	15.3 (1.9)	N/A	N/A
Mean age at first study visit, y (SD)	10.0 (1.9)	10.6 (2.5)	10.3 (2.8)	N/S
Race				N/S
Asian	0.0%	2.7%	3.0%
African American	7.7%	8.1%	18.2%
Hispanic	7.7%	8.1%	27.3%
White	84.6%	81.1%	14.6%
Mean Child Est. Full Scale IQ, (SD)¹	110.5 (16.8)	110.3 (16.7)	97.5 (15.9)	p<.05
Household Socioeconomic Status²				N/S
Class I	19.2%	13.5%	6.1%
Class II	38.5%	43.2%	27.3%
Class III	38.5%	27.0%	39.4%
Class IV	0.0%	10.8%	18.2%
Class V	3.9%	5.4%	9.1%
Maximum Parental Education, y (SD)	15.7 (2.3)	14.8 (2.1)	14.2 (2.3)	p<.05
Age of Asthma Onset, y	3.5 (2.6)	2.7 (2.0)	3.0 (2.4)	N/S
Asthma Severity³				N/S
Minimal	38.5%	27.0%	24.2%
Mild	23.1%	37.8%	42.4%
Moderate	26.9%	27.0%	21.2%
Severe	11.5%	8.1%	12.1%
Mean Child Asthma QoL, (SD) ⁴	5.7 (1.0)	5.8 (1.0)	5.6 (1.2)	N/S
Mean Impact of Illness Scale, (SD) ⁵	33.4 (9.1)	32.6 (10.4)	37.4 (8.4)	N/S
Inhaled Controller Adherence ⁶				N/S
>75% of prescribed doses taken	36.0%	25.7%	18.2%
35-75% of prescribed doses taken	32.0%	42.9%	40.9%
<35% of prescribed doses taken	32.0%	31.4%	40.9%

Estimated Full Scale Intelligence Quotient calculated by using the block design and vocabulary portions of the Wechsler Intelligence Scale for Children (38)

Hollingshead’s 4-factor index of Household Socioeconomic Status (39)

Functional Severity of Asthma Scale (40)

⁴

Pediatric Asthma Quality of Life Questionnaire (41)

⁵

Impact on Family Scale (42)

⁶

Mean score across ≥12 months of monitoring using Doser CT (10)