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Table 1 Sample characteristics

From: A constellation of eye-tracking measures reveals social attention differences in ASD and the broad autism phenotype

 

Control group

ASD group

Group difference

M

Range

SD

M

Range

SD

t

df

p

Cohen's d

Probands n (M/F)

32 (15/17)

24 (18/6)

Age (years)

20.90

15–33.25

5.15

23.82

15.19–57.46

9.28

− 1.50

54

0.139

− 0.405

FSIQ

116.0

89–135

12.1

110.3

83–131

12.9

1.70

54

0.095

0.459

 VIQ

118.1

93–138

11.9

108.8

84–132

13.1

2.80

54

0.007

0.756

 PIQ

110.8

79–129

13.1

110.1

68–131

15.1

0.19

54

0.847

0.051

ADOS Total Severity Scorea

6.1

1–9

2.3

 SA Severity Score

5.8

2–9

1.9

 RRB Severity Score

7.3

5–10

1.8

ADI-R Algorithm A (communication)

16.7

9–27

6.7

ADI-R Algorithm B (social)

14.8

4–23

5.3

ADI-R Algorithm C (RRB)

6.0

2–11

2.4

Reading the Mind in the Eyes (% correct)

74.94

55.56–91.67

9.33

63.0

30.56–78.57

13.7

3.56

37.53

0.001

0.961

 

Control parent group

ASD parent group

Group difference

M

Range

SD

M

Range

SD

t

df

p

Cohen's d

Parents n (M/F)

39 (17/22)

61 (29/32)

Age (years)

40.02

22.94–60.92

9.82

44.93

28.38–63.19

7.33

− 2.67

65.35

0.010

− 0.547

FSIQ

115.1

96–136

9.8

111.0

86–136

10.9

1.92

98

0.058

0.394

 VIQ

111.4

91–138

12.5

108.5

84–130

10.2

1.26

98

0.210

0.258

 PIQ

114.8

91–148

10.3

111.0

77–137

11.9

1.64

98

0.104

0.336

 

BAP(−) parent group

BAP(+) parent group

    

M

Range

SD

M

Range

SD

    

BAP n (M/F)

36 (13/23)

24 (16/8)

    

Age (years)

42.80

28.38–54.32

6.96

47.80

33.84–63.19

6.90

    

FSIQ

109.8

86–134

109.8

112.8

93–136

9.8

    

 VIQ

107.4

84–130

107.4

110.3

89–126

9.0

    

 PIQ

110.1

83–131

110.1

112.4

77–137

12.4

    
  1. Bold indicates significance p < 0.05; Italics indicates unequal variance assumed; aComparison severity score labels are as follows: 0–2 = “minimal-to-no evidence”, 3–4 = “low”, 5–7 = “moderate”, 8–10 = “high”. ADOS, Autism Diagnostic Observation Scale; FSIQ, Full-Scale IQ; PIQ, Performance IQ; RRB, Restricted and Repetitive Behaviors and Interests; SA, social affect; VIQ, Verbal IQ.