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Bi-directional associations between food as reward and standardized child body mass index. RW—food as reward; zBMI—standardized body mass index. All associations are controlled for child sex and socio-economic status. Double-headed arrows display correlation coefficients between error terms; single-headed arrows display standardized regression coefficients; dotted arrows indicate non-significant associations. *** p < 0.001, * p < 0.05.
