. Author manuscript; available in PMC: 2019 Jun 1.

Published in final edited form as: J Autism Dev Disord. 2018 Jun;48(6):1982–1994. doi: 10.1007/s10803-017-3439-z

Table 1.

Descriptive statistics for performance on standardized intellectual, language, and adaptive behavior assessments (N = 63).

Assessment	Mean (SD)	Median	Range
DAS-II
Verbal Cluster SS	81.75 (21.51)	88.00	30 – 116
Nonverbal Reasoning Cluster SS	84.29 (18.77)	85.00	37 – 154
Spatial Cluster SS	80.35 (19.65)	85.00	32 – 115
GCA (similar to IQ)	79.38 (19.45)	83.00	33 – 132
PPVT-4 SS	89.94 (18.83)	93.00	20 – 120
EVT-2 SS	85.73 (24.14)	92.00	20 – 118
SIB-R
Motor Skills Cluster SS	65.54 (21.81)	63.00	6 – 117
Social Inter. & Comm. Skills SS	71.32 (20.34)	74.00	9 – 109
Personal Living Skills SS	61.51 (21.90)	62.00	13 – 109
Community Living Skills SS	63.00 (23.67)	70.00	13 – 98
Broad Independence Composite	59.24 (23.12)	58.00	5 – 107

Note: DAS-II = Differential Ability Scales-II, SS = standard score, PPVT-4 = Peabody Picture Vocabulary Test-4, EVT-2 = Expressive Vocabulary Test-2, SIB-R = Scales of Independent Behavior – Revised.