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. Author manuscript; available in PMC: 2016 Dec 1.
Published in final edited form as: J Exp Child Psychol. 2015 Jul 25;140:1–15. doi: 10.1016/j.jecp.2015.06.010

Table 5. Summary of Regression Analyses Predicting the Child EF Composite.

Block β R2 ΔR2 DF F Change
1. Covariates 22.9% -- 2, 94 13.92*
 Family Income .392*
 PPVT-Stand .213a
2a. Autonomy Support Regression 28.2% 5.4% 1, 93 6.98a
 Family Income .358*
 PPVT-Stand .160
 Autonomy Support .242a
2b. Control Regression 29.0% 6.2% 1, 93 8.11*
 Family Income .352*
 PPVT-Stand .142
 Control -.264*
a

p < .05,

*

p < .01. PPVT-Stand = Age-standardized PPVT score.