Fig. 4

Socio-demographic, behavioral, nutritional and pubertal β-coefficients from MLRsa for the Overall Competence Z-score by gender.
a MLRs, Multiple Linear Regressions. The R2 for the complete model to predict OCS was 0.21 for boys and 0.22 for girls. * p < 0.05; ** p < 0.01; *** p < 0.001. a Boys. b Girls