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. Author manuscript; available in PMC: 2020 Dec 1.
Published in final edited form as: Int J Psychophysiol. 2019 Oct 24;146:101–106. doi: 10.1016/j.ijpsycho.2019.08.012

Table 3.

Hierarchical Linear Regression of Linear and Curvilinear Relationships for Children and Adolescents with ASD

Outcome
Model 1: B (SE) ß t-value ΔR2

Theta Power Step 1 0.001
 EBR 0.01 (0.07) 0.02 0.13
Step 2 0.20*
 EBR 0.65 (0.24) 1.60 2.66*
 Quadratic EBR −0.02 (0.01) −1.64 −2.73*

Model 2: Step 1 0.001
SRS Total  EBR 0.05 (0.27) 0.04 0.19
Step 2 0.142*
 EBR −1.93 (0.94) −1.28 −2.05*
 Quadratic EBR 0.07 (0.03) 1.37 2.19*

Model 3: Step 1 0.361**
SRS Total  Absolute Theta −2.24 (0.54) −0.60 −4.12**
Step 2 0.003
 Absolute Theta −2.69(1.30) −0.71 −2.01*
 Quadratic Theta 0.06 (0.17) 0.13 0.38
*

p < 0.05;

**

p < 0.01