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. Author manuscript; available in PMC: 2021 Apr 1.
Published in final edited form as: Res Autism Spectr Disord. 2020 Feb 6;72:101518. doi: 10.1016/j.rasd.2020.101518

Table 7:

ASD and TD Child Cohort Elemental Correlations

Element Pair ASD Correlation Coefficient TD Correlation Coefficient
Iron x Calcium 0.98 0.96
Strontium x Calcium 0.87 0.87
Strontium x Iron 0.87 0.81
Tungsten x Gadolinium 0.86 (−0.09)
Boron x Lead 0.82 (0.24)
Strontium x Nickel 0.80 0.73
Potassium x Thallium 0.79 (0.63)
Aluminum x Lead 0.77 (0.62)
Manganese x Lead 0.76 (−0.06)
Copper x Uranium 0.76 (−0.17)
Barium x Lead 0.76 (0.44)
Sulfur x Lithium 0.75 (0.40)
Cobalt x Tin 0.72 (−0.35)
Manganese x Thallium 0.72 0.72
Sulfur x Selenium 0.72 0.82
Tin x Bismuth 0.71 (0.10)
Potassium x Manganese 0.71 0.93
Calcium x Nickel (0.67) 0.80
Iron x Nickel (0.67) 0.77
Strontium x Barium (0.51) 0.70

Only element pairs with coefficient greater than 0.7 or less than −0.7 are shown.

Element pairs that were significant in both groups are marked in bold.

(…) indicates that the correlation coefficient was not above the 0.7 or below the −0.7 threshold