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Table 2 Participant demographic information

From: Eye-tracking correlates of response to joint attention in preschool children with autism spectrum disorder

Measure

ASD

TD

Test statistic

(t or X2)

p-value

Age (years)

4.57 (0.82), N = 60

4.61 (0.47), N = 17

8.199

0.833

Sex

  

10.646

0.001**

 Male

51

8

  

 Female

9

9

  

Autism Diagnostic Observation Schedule (ADOS)

 Social Affect

13.07 (3.29), N = 60

   

 Restricted Repetitive Behaviour

4.73 (1.74), N = 60

   

 Calibrated Severity Score

7.33 (1.14), N = 60

   

Vineland Adaptive Behaviour Scales—(VABS-II)

 Communication, Standard Score (SS)

69.69 (19.07), N = 52

   

 Daily living, SS

69.38 (16.86), N = 52

   

 Socialization, SS

67.27 (13.02), N = 52

   

 Motor Skills, SS

76.08 (14.66), N = 52

   

Mullen Scales of Early Learning (MSEL)

 Visual reception, Age Equivalent (AE)

30.10 (17.97), N = 52

53.88 (8.62), N = 17

5.25

 < 0.001**

 Fine motor, AE

30.5 (13.09), N = 52

53.47 (9.44), N = 17

6.68

 < 0.001**

 Receptive language, AE

25.06 (16.72), N = 52

46.59 (9.62), N = 17

5.03

 < 0.001**

 Expressive language, AE

25.10 (14.39), N = 52

43.65 (7.92), N = 17

5.05

 < 0.001**

 Verbal Developmental Quotient

45.53 (24.82), N = 51

82.08 (15.85), N = 17

5.68

<0.001**

 Non-Verbal Developmental Quotient

55.69 (25.24), N = 51

97.72 (17.27), N = 17

6.37

<0.001**

Social Communication Questionnaire (SCQ)

0.54 (0.17), N = 41

0.17 (0.11), N = 16

-8.04

 < 0.001**

  1. **Indicates p-values < 0.001