Table 1.

Mean and range of age-equivalent (AE) and calculated severity scores (CSS) on indicated tests

		Number	Mean AE + SD	Range
PPVT-III	Males	33	7.12 + 3.32	2.00–18.17
	Females	9	12.79 + 3.03	8.50–17.00
	All	42	8.4 + 4.0	2.0–18.2
PLS-4/CELF-3	Males	33	4.55 + 3.08	3.08–5.08
	Females	9	6.62 + 2.06	4.75–10.92
	All	42	5.3 + 1.8	3.1–10.9
SB-IV Abstract/Visual Reasoning	Males	28	4.55 + 1.57	2.42–8.75
	Females	8	7.95 + 1.50	5.33–9.67
	All	36	5.3 + 2.10	2.42–9.67
		Number	Mean CSS + SD	Range
ADOS	Males	25	17.08 + 5.15	7–25
	Females	9	8.83 + 1.58	5–10
	All	35	14.83 + 5.92	5–25

PPVT-III Peabody Picture Vocabulary Test, Third Edition, Form A, PLS-4 Preschool Language Scale, Fourth Edition, CELF-3 Clinical Evaluation of Language Fundamentals, Third Edition, SB-IV Abstract/Verbal Reasoning Composite of the Stanford-Binet Intelligence Scales, Fourth Edition, ADOS Autism Diagnostic Observation Schedule