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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