Table III.

Known-Group Validity Analyses using Multivariable Regression; Data are from Sample 2

Covariate	Beta coefficient (SE)	p value	95% CIs
Intercept	48.9 (0.6)	< 0.001	46.6 to 50.1
Age, years
8–12	1.6 (0.8)	0.049	0.1 to 3.2
13–17	referent
Gender
Female	−.01 (0.8)	0.993	−1.7 to 1.6
Male	referent
Race
White	referent
African-American or Black	2.3 (0.9)	< 0.05	0.6 to 4.1
Asian or Pacific Islander	2.1 (1.1)	0.055	−0.1 to 4.3
Other	1.2 (1.3)	0.349	−1.3 to 3.7
Ethnicity
Hispanic or Latino	0.4 (1.0)	0.691	−1.6 to 2.5
Not Hispanic or Latino	referent
Family income
<$40, 000 per year	0.7 (0.7)	< 0.321	−0.7 to 2.2
$40, 000 or more per year	referent
Special healthcare need
Yes	−2.6 (0.6)	< 0.001	−3.8 to −1.3
No	referent