Table 1 Sample characteristics

Age

4.41

1.49

1.38

8.71

CSHQ

 Total sleep disturbance score

47.1

9.33

33

81

ABC sub-scales

 Irritability

11.61

10.27

0

44

 Social withdrawal

9.18

8.81

0

43

 Stereotype behavior

4.75

5.22

0

20

 Hyperactivity

14.92

11.92

0

47

 Inappropriate speech

3.27

3.12

0

12

Sensory Profile sub-scales

 Sensory seeking

0.27

0.92

-2

2

 Sensory avoiding

0.59

0.96

-2

2

 Sensory sensitivity

0.64

0.97

-2

2

 Registration

0.48

1.02

-2

2

ADOS scores

 Total Calibrated Severity Score (CSS)

5.68

2.80

1

10

 Social Affect (SA) CSS

5.70

2.84

1

10

 Restricted Repetitive Behaviors (RRB’s) CSS

6.29

2.56

1

10

Cognitive scores (n = 197)

82.71

21.32

47

140