Table 5.

Bivariate correlations between diet quality and neuropsychological performance.

		Principal component 1	Principal component 2	Principal component 3	Total HEI-2015
General Intellectual Ability	r	0.29*	0.21	0.14	0.22
	P	0.02	0.07	0.16	0.06
Memory for names	r	0.15	−0.04	−0.12	−0.03
	P	0.16	0.40	0.20	0.41
Sound blending	r	0.28*	0.19	0.11	0.23
	P	0.02	0.10	0.22	0.05
Verbal analogies	r	0.31*	0.12	0.28*	0.29*
	P	0.01	0.21	0.03	0.02
Visual closure	r	−0.12	<0.01	−0.17	−0.23
	P	0.21	0.49	0.12	0.06
Rapid picture naming	r	0.01	0.14	0.01	−0.01
	P	0.48	0.18	0.47	0.47
Early academic skills	r	0.10	−0.02	0.18	0.12
	P	0.26	0.45	0.11	0.21
Letter word recognition	r	0.17	−0.02	0.16	0.16
	P	0.11	0.46	0.13	0.14
Number sense	r	0.02	−0.10	0.11	−0.01
	P	0.46	0.25	0.23	0.48
Writing	r	−0.02	0.01	0.14	0.06
	P	0.45	0.49	0.16	0.34
Expressive language	r	0.26*	0.23	0.29*	0.29*
	P	0.04	0.06	0.02	0.02
aPicture vocabulary	r	0.16	0.27*	0.06	0.22
	P	0.13	0.03	0.35	0.06
aSentence repetition	r	0.37**	0.18	0.21	0.307*
	P	<0.01	0.11	0.07	0.02

^**Correlation is significant at the 0.01 level (1-tailed).

^*Correlation is significant at the 0.05 level (1-tailed).

^aTests also included in the General Intellectual Ability-Early Development cluster.

Component 1: Fatty Acids, Whole Grains, Saturated Fats, Seafood and Plant Proteins, Total Vegetables, and Dairy.

Component 2: Total Fruit, Whole Fruit, and Sodium.

Component 3: Refined Grains, Green Beans, Total Protein.