Nutritional and metabolic status of children with autism vs. neurotypical children, and the association with autism severity

Table 14 Regression analysis of autism severity and plasma amino acids

	PDD-BI	ATEC	SAS
Primary Plasma Amino Acids (20)
Adjusted R²	0.39	0.22	0.24
P-value	0.001	0.01	0.007
Primary variables	Proline Serine Leucine** Valine * Taurine *	Asparagine ** Tryptophan * Glutamic Acid * Glutamine * Phenylalanine *	Serine ** Asparagine * Proline *
Other Amino Acids
Adjusted R²	0.23	0.26	0.18
P-value	0.008	0.005	0.04
Primary variables	Beta-amino-isobutyrate ** Ethanolamine * Sarcosine *	Ethanolamine Sarcosine Beta-amino-isobutyrate ** 1-methyl-histidine *	Ethanolamine *

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