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. Author manuscript; available in PMC: 2016 Jun 6.
Published in final edited form as: Arch Gen Psychiatry. 2010 Sep 6;68(1):101–109. doi: 10.1001/archgenpsychiatry.2010.113

Table.

Participant Characteristics

Mean (SD) [Range]
P Value
Characteristic ASD
(n=37)		 DD
(n=22)		 TD
(n=51)
ASD vs TD ASD vs DD
Sex, M/F, No. 30/7 16/6 35/17 .15 .46
Age, mo 26.7 (7.7) [14–42] 22.7 (8.5) [12–41] 24.6 (8.2) [12–43] .21 .07
Mullen verbal DQ 63.5 (21.4) 69.4 (18.6) 108 (17.5) <.001 .19
Mullen nonverbal DQ 78.4 (21.6) 81.5 (28.5) 118 (19.7) <.001 .64
Vineland Adaptive Behavior Scales 45 standard score 87.7 (12.8) 84.3 (12.8) 103.1 (9.9) <.001 .46
ADOS-T social affect score 12.5 (4.3) 5.2 (3.0) 1.5 (1.4) <.001 <.001
ADOS-T restricted repetitive score 4.1 (2.0) 0.95 (1.2) 0.32 (0.67) <.001 <.001
ADOS-T total score 16.7 (4.7) 6.18 (3.5) 1.86 (1.9) <.001 <.001

Abbreviations: ADOS-T, Autism Diagnostic Observation Schedule–Toddler Module 43; ASD, autism spectrum disorder; DD, developmental delay; DQ, developmental quotient; Mullen, Mullen Scales of Early Learning 44; TD, typically developing.