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Table 1 Participant descriptive information. Mean (SD)

From: Resting state EEG in youth with ASD: age, sex, and relation to phenotype

 

ASD

NT

Diagnostic group effect

Total N = 280

Female, N = 61

Male, N = 81

Female, N = 68

Male, N = 70

χ2 (1) = 1.12, p = .289

Age (months)

149.51 (34.77)

146.51 (34.21)

157.99 (36.88)

161.37 (33.09)

F(1, 278) = 8.27, p = .004

ADOS-2

 Total CSS

6.51 (1.80)

7.16 (1.84)

--

--

--

 SA CSS

6.61 (1.79)

7.28 (1.89)

--

--

--

 RRB CSS

6.84 (2.59)

6.54 (2.59)

--

--

--

SRS-2

 Total (raw score)

95.71 (27.33)

90.38 (28.02)

17.31 (12.31)

15.74 (12.04)

F(1, 252) = 836.65, p < .001

 Total (T-score)

78.22 (11.55)

72.60 (11.18)

45.09 (5.21)

42.86 (4.84)

F(1, 252) = 790.13, p < .001

DAS-II

 Verbal SS

102.69 (20.54)

99.53 (20.66)

112.72 (15.44)

113.12 (16.78)

F(1, 273) = 28.91, p < .001

 Nonverbal reasoning SS

100.85 (17.64)

101.28 (17.86)

110.25 (15.92)

109.58 (14.80)

F(1, 273) = 19.36, p < .001

 Spatial SS

98.20 (18.10)

99.91 (17.33)

109.87 (12.98)

111.41 (15.33)

F(1, 273) = 35.15, p < .001

Vineland-II

 Communication SS

78.35 (13.95)

75.88 (10.87)

101.45 (13.58)

96.87 (12.56)

F(1, 256) = 192.30, p < .001

 Socialization SS

74.16 (13.48)

73.72 (10.92)

102.37 (13.27)

100.74 (11.46)

F(1, 256) = 328.83, p < .001

 Daily living skills SS

78.65 (14.82)

75.94 (13.09)

100.29 (12.67)

95.58 (13.13)

F(1, 256) = 152.32, p < .001

  1. ADOS-2, Autism Diagnostic Observation Scale, 2nd edition [41]; SA, social affect; RRB, restricted repetitive behavior; CSS, Calibrated Severity Score; SRS-2, Social Responsiveness Scale, 2nd edition [43]; DAS-II, Differential Ability Scales, 2nd edition [45]; SS, Standard Score; Vineland-II, Vineland Adaptive Behavior Scales, 2nd edition [46].