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. 2019 Apr 4;42(6):zsz078. doi: 10.1093/sleep/zsz078

Figure 3.

Figure 3.

(a) Quadratic interaction effect for sleep efficiency2 x race/ethnicity predicting teacher-reported academic functioning and (b) quadratic effect for efficiency2 predicting teacher-reported externalizing. EA = white/European American; AA = black/African American; CI = confidence interval. The x-axis range is ± 1.5 SD (maximum range of the data) for sleep efficiency. *p < .05