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Table 1 Overview of clinical and demographic characteristics of the participants included in the statistical analyses

From: Resting state EEG power spectrum and functional connectivity in autism: a cross-sectional analysis

 

ASD

NT

Group differences

n

212

199

 

Age (years)

16.6 ± 5.7 [6.7–30.3]

16.8 ± 6.0 [6.9–30.8]

d =  − 0.04 p = 0.71

Child/Adol/Adult

53/76/83

54/69/76

 

IQ

104.0 ± 14.5 [75.6–148.0]

107.9 ± 13.1 [75.6–142.0]

d =  − 0.28 p = 0.0045

Sex (M/F)

153/59

132/67

p = 0.24

ADI social

15.3 ± 6.9 [0–29] (n = 202)

  

ADI-R communication

12.5 ± 5.6 [0–26] (n = 202)

  

ADI-R RRB

4.2 ± 2.8 [0–12] (n = 202)

  

ADOS-2 Social Affect CSS

5.9 ± 2.6 [1–10] (n = 209)

  

ADOS-2 RRB CSS

4.6 ± 2.6 [1–10] (n = 209)

  

ADOS-2 Total CSS

5.1 ± 2.7 [1–10] (n = 209)

  

VABS

74.4 ± 14.2 [20–121] (n = 174)

103.2 ± 11.7 [70–127] (n = 48)

d =  − 2.21 p < 0.0001

SRS-2

84.6 ± 31.2 [20–163] (n = 193)

25.0 ± 16.5 [1–94] (n = 168)

d = 2.39 p < 0.0001

Medication (%)

36.9% (n = 198)

5.6% (n = 179)

p < 0.0001

  1. Child Children (age 6–11), Adol Adolescents (age 12–17), and adults are aged 18 years and above, IQ—full scale IQ, M male, F female, ADI social, ADI communication and ADI RRB refer to the Social, Communication and Restricted and Repetitive Behaviours total domain scores of the ADI-R (Autism Diagnostic Interview-Revised). ADOS Social Affect, ADOS RRB and ADOS Total refer to the Social Affect, Restricted and Repetitive Behaviours and Total calibrated severity scores in ADOS-2. VABS refers to the Vineland Adaptive Behavior Second Edition Adaptive Behavior Composite standard score. SRS-2 refers to the Social Responsiveness Scale-2 Total score (combined parent- and self-report). Medication refers to brain active medication (antidepressants, antimigraine, antipsychotics, anxiolytics, hypnotics, sedatives, psychostimulants, analgesics, etc.). Values from numerical variables are reported as mean ± standard deviation [min–max]. P values for the group effects are indicated (t test for continuous variables, Fisher’s exact test for categorical variables) along with Cohen’s d