Table 1.

Demographic information.

	Mean (SD)	Minimum	Maximum
Age (years)	15.66 (1.48)	13.30	18.80
Gender (% male)	89.23
FSIQ-4	104.91(15.34)	70.00	130.00
PRI	106.26 (17.78)	71.00	147.00
VCI	102.34 (14.81)	73.00	137.00
Change score parent	5.33 (9.40)	−14.00	34.00
Change score teen	4.83 (8.91)	−14.00	22.00

Age is presented in decimal form (i.e., 15 years, 6 months = 15.5). FSIQ is presented in standard score format (M = 100, SD = 15). Change scores reflect the difference in SSIS standard scores from pre- to post-test.