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. 2012 Sep;7(3):193–200.

Table 1.

A summary of the participants with an ASD diagnosis examined

Descriptive Information
Sex / Age
Male / Female (ratio) 47/7 (6.7:1)
Mean Age in Years ± Std (range) 6.8 ± 3.0 (2-16)
Mean Year of Birth ± Std (range) 2000 ± 2.9 (1992-2005)
Race (n)
Caucasian 74% (40)
Minorities1 26% (14)
Autistic Disorder Characteristics
Mean CARS Score ± Std (range) 36.8 ± (24-50)
Regressive (n)2 65% (35)
Non-Regressive (n) 35% (19)
Autism (n) 59% (32)
Autism Spectrum Disorders (n)3 41% (22)

ATEC = Autism Treatment Evaluation Checklist; CARS = Childhood Autism Rating Scale

1Includes participants of Hispanic, Black, Asian, or Mixed Ancestry.

2Includes participants that had a regressive event in development at any time following birth.

3Autism spectrum disorders include participants diagnosed with pervasive developmental disorder – not otherwise specified (PDD-NOS) and Asperger's disorder.