Table 3.

Means and standard deviations for group by time interaction of the outcome measures for experimental and waitlist control groups at pre-and post-test

	Group (N= 47)				p
	Experimental (n = 24)		Waitlist control (n = 23)
	Pre M(SD)	Post M(SD)	Pre M(SD)	Post M(SD)
Young Adult
TYASSK	17.42 (2.62)	24.13 (3.01)	17.55 (3.53)	17.22 (3.69)	.001
QSQ-YA^	2.04 (2.99)	3.25 (2.66)	1.94 (3.33)	1.52 (2.81)	.047
EQ	29.88 (9.39)	33.54 (11.81)	28.65 (7.59)	26.71 (7.92)	.013
SELSA-ER	58.33 (13.30)	57.08 (12.12)	55.75 (14.10)	57.07 (14.16)	.373
SELSA-FL	22.21 (8.38)	23.50 (10.27)	26.86 (16.51)	27.08 (15.69)	.599
SELSA-SL	45.38 (22.96)	45.13 (21.11)	56.19 (15.98)	50.42 (15.48)	.158
LSAS-SR	56.79 (32.56)	50.96 (31.99)	68.60 (24.48)	65.58 (24.60)	.457
SPIN	27.25 (16.69)	25.25 (16.48)	31.87 (14.45)	31.38 (14.09)	.586
Parent
SSIS-RSSS	114.29 (15.01)	123.92 (20.72)	110.04 (15.79)	114.72 (13.24)	.219
SSIS-RS CPB	63.67 (13.57)	57.92 (12.65)	69.70 (8.93)	73.46 (10.28)	.001
SRS	96.04 (26.01)	82.08 (32.10)	105.57 (23.68)	107.04 (21.76)	.009

TYASSK = Test of Young Adult Social Skills Knowledge; QSQ-YA= Quality of Socialization Questionnaire, Young Adult; EQ = Empathy Quotient; SELSA-ER = Social and Emotional Loneliness Scale for Adults, Emotion/Romantic; SELSA-FL = Social and Emotional Loneliness Scale for Adults, Family Loneliness; SELSA-SL = Social and Emotional Loneliness Scale for Adults, Social Loneliness; LSAS-SR= Liebowitz Social Anxiety Scale – Self-Report; SPIN = Social Phobia Inventory; SSIS-RS SS = Social Skills Improvement System, Revised Scales, Social Skills; SSIS-RS CPB = Social Skills Improvement System, Revised Scales, Competing Problem Behaviors; SRS = Social Responsiveness Scale; p = probability, Univariate Group by Time interaction p value from MANOVA.

^{^}QSQ-YA range at pre-test for both EXP and WL: 0–11.