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. Author manuscript; available in PMC: 2020 Mar 18.
Published in final edited form as: Early Educ Dev. 2011 Dec 12;22(6):883–906. doi: 10.1080/10409289.2010.508371

TABLE 4.

Cronbach’s Alphas for the BIS-11/BRIEF Composite Measure of Self-Regulation by Demographic Subgroup

Race Gender Poverty Risk Status
Scale Full Sample African American Hispanic Male Female High Risk (≤1.0) Low Risk (>1.0)
Cognitive subscale .95 .95 .96 .96 .95 .95 .96
Behavioral subscale .96 .96 .96 .96 .96 .96 .97
Total composite scale .97 .97 .97 .97 .97 .97 .97

Note. BIS-11 = Barratt Impulsiveness Scale (version 11); BRIEF = Behavior Rating Inventory of Executive Function.