Table 1.

Descriptive characteristics of the sample.

Variable	Mean	SD	Range
Change in DAS GCA	6.29	11.23	−43–43
ABAS: Communicationa	4.29	3.10	1–15
ABAS: Community usea	4.34	3.70	1–13
ABAS: Functional academicsa	5.66	3.77	1–14
ABAS: Home livinga	5.45	3.17	1–13
ABAS: Health & safetya	4.11	3.37	1–16
ABAS: Leisurea	5.74	2.74	1–13
ABAS: Self-carea	4.96	2.33	1–12
ABAS: Self-directiona	4.98	2.83	1–13
ABAS: Sociala	4.03	2.71	1–13
ABAS: Compositeb	43.71	12.59	35–90
PDDBI: Social pragmatic problemsc	52.94	11.44	34–76
PDDBI: Semantic/pragmatic problemsc	54.01	9.10	36–77
PDDBI: Social approach behaviorsc	56.99	10.73	31–76
PDDBI: Expressive languagec	54.01	9.54	29–74
PDDBI: Compositec	49.28	13.37	23–79
CSI-4: ADHD-Inattentivec	60.16	10.29	39–88
CSI-4: ADHD-Hyperactive-Impulsivec	61.55	11.69	41–87
CSI-4: ADHD-Combinedc	62.22	11.32	41–93
CSI-4: ODDc	54.96	13.35	37–93
CSI-4: Conduct disorderc	51.36	8.95	46–78
CSI-4: Generalized anxietyc	51.24	9.72	40–92
CSI-4: Social phobiac	60.08	18.99	43–108
CSI-4: Separation anxietyc	49.54	10.23	44–99
CSI-4: Depressionc	52.92	11.54	45–111
CSI-4: Dysthymicc	49.51	9.78	44–90
ADOS: Autism severity	6.42	1.95	1–10
Age in years	6.03	0.90	5–8

DAS: The Differential Ability Scales; GCA: General Conceptual Ability; ODD: oppositional defiant disorder; ABAS: Adaptive Behavior Assessment System; PDDBI: Pervasive Developmental Disorders Behavior Inventory; CSI: Child Symptom Inventory; ADHD: attention deficit hyperactivity disorder; ADOS: Autism Diagnostic Observation Schedule.

^aScaled scores.

^bStandard scores.

^cT-scores.