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. Author manuscript; available in PMC: 2021 Jan 1.
Published in final edited form as: Biol Psychol. 2019 Oct 16;149:107785. doi: 10.1016/j.biopsycho.2019.107785

Table 1.

Descriptive statistics for main study variables

Mean SD Range
BIQ Scores 88.27 27.94 36.00 – 168.00
Between-Subjects Delta-Beta Correlation
Delta Power
 Frontal 2.84 0.48 1.39 – 4.00
 Central 2.31 0.65 0.81 – 3.77
 Parietal 2.11 0.64 0.52 – 3.65
Beta Power
 Frontal −0.68 0.57 −1.84 – 1.11
 Central −0.97 0.67 −2.35 – 0.91
 Parietal −1.02 0.72 −2.72 – 0.94
Within-Subjects Delta-Beta Correlation
 Frontal Coupling 0.25 0.27 −0.46 – 0.79
 Central Coupling 0.27 0.29 −0.36 – 0.86
 Parietal Coupling 0.38 0.29 −0.52 – 0.83

Note: EEG power values are natural log transformed. The between-subjects values reflect mean power values, while the within-subjects values reflect the mean within-subject correlation coefficient. BIQ = behavioral inhibition questionnaire; SD = standard deviation