Table 1.

Means and Standard Deviations for Within-Persons Variables by Wave of Measurement

Variable	Time 1		Time 2		Time 3		Time 4		Time 5
	Mean	SD	Mean	SD	Mean	SD	Mean	SD	Mean	SD
Outcomes
Autism Symptoms
Repetitive Behaviors	4.33	1.74	3.81	1.71	3.85	1.89	3.45	1.88	3.42	1.80
Social Reciprocity	7.94	2.41	7.81	2.44	7.39	2.76	6.88	2.96	7.25	3.01
Non-Verbal Communication	2.98	1.22	2.91	1.24	2.94	1.23	2.75	1.31	2.99	1.33
Verbal Communication	3.73	1.33	3.69	1.41	3.51	1.49	3.29	1.48	3.10	1.55
Maladaptive Behaviors
Internalized Behaviors	117.31	10.69	114.31	9.88	114.42	10.54	112.61	11.02	112.25	11.44
Externalized Behaviors	107.40	12.19	107.83	10.64	106.16	10.75	105.74	11.23	104.30	9.82
Asocial Behaviors	113.45	12.76	113.61	12.15	111.52	12.15	109.34	11.73	108.14	10.78
Time-Varying Covariate
Proportion Living Outside of Parental Home	.19	.40	.22	.41	.25	.44	.34	.47	.47	.50
Total N for Dependent Variables	242–235		213–209		210–201		195–180		158–146
Total N for Verbal Communication (only verbal participants)	185		168		148		123		116