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Table 3 Characteristics of participants for each task in experiment 2

From: Susceptibility to Ebbinghaus and Müller-Lyer illusions in autistic children: a comparison of three different methods

  Ebbinghaus Müller-Lyer
Characteristic Autistic Typically developing Autistic Typically developing
N 21 28 24 42
Age 9.88 (1.97) 9.34 (2.05) 9.94 (1.96) 9.32 (2.05)
7.38–14.73 6.09–13.86 7.38–14.73 6.09–13.86
PIQ 108.14 (20.53) 101.18 (12.80) 103.96 (20.89) 102.88 (12.25)
75–141 75–131 75–141 75–131
VIQ 100.95 (16.87) 108.68 (14.05) 97.58 (15.04) 112.62 (14.45)
73–130 77–130 73–126 77–149
FSIQ 105.00 (17.27) 105.96 (12.79) 100.71 (16.34) 109.07 (12.73)
73–129 78–131 73–129 78–135
SCQ 22.32 (6.91) 3.67 (3.10) 21.68 (6.50) 3.59 (3.24)
8–38 0–12 11–33 0–13
ADOS total 11.75 (4.62)   11.96 (4.54)  
3–21   7–21
  1. Mean (SD) range. IQ scores were assessed using the Wechsler Abbreviated Scales of Intelligence (WASI-II) [38]
  2. SCQ Social Communication Questionnaire [36], ADOS Autism Diagnostic Observation Schedule-2 [37], VIQ verbal IQ, PIQ performance IQ, FSIQ full-scale IQ