Table 1.

Descriptive statistics for developmental variables for children with autism and typically developing children

VariableChildren with ASDTypical children
N1618
Sex, male: female13: 311: 7
Age, y
 Mean (SD)10.30 (2.11)11.05 (2.1)
 Range7–147–14
Full-Scale IQ*
 Mean (SD)107.15 (15.31)115.44 (7.55)
 Range80–126104–124
ADOS-2
 Mean (SD)10.53 (3.7)
 Range7–18
  • * Full-Scale IQ was measured using the Wechsler Abbreviated Scales of Intelligence (49).

  • ADOS-2: Autism Diagnostic Observation Schedule, Second Edition (41). Higher scores reflect increased autistic symptomatology.