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Table 1 Sample demographics

From: The impact of social complexity on the visual exploration of others' actions in preschoolers with autism spectrum disorder

N = 63 (♂) TD (n = 26) ASD (n = 37) p
Age 3.60 ± 1.55 3.55 ± 1.21 .888
ADOS    
 RRBa 2.36 ± 2.06 8.08 ± 1.57 < .001
 SA 1.16 ± 0.72 6.16 ± 2.02 < .001
 Total 1.12 ± 0.44 6.81 ± 2.04 < .001
VABS-II    
 Communication skills 103.96 ± 10.97 75.92 ± 14.90  < .001
 Socialization skills 103.92 ± 10.49 75.76 ± 10.09 < .001
 Daily living skills 104.08 ± 8.22 75.95 ± 10.68  
 Motor skills 104.33 ± 12.58 83.84 ± 11.41 < .001
Best estimate IQb 99.49 ± 11.04 62.94 ± 20.39 < .001
  1. aRRB severity score scale goes from 1 to 10 but doesn’t include intermediate scores (2–3–4)
  2. bBest Estimate IQ was obtained from either the Psycho-Educational Profile, third edition (PEP-3; [46], Mullen Scales of Early Learning (MSEL) [47] or the Wechsler Preschool and Primary Scale of Intelligence, fourth edition (WPPSI-IV) [48] see Method section