How well does the capillary thyroid-stimulating hormone test for newborn thyroid screening predict the venous free thyroxine level?

Arch Dis Child · 2016 · PMC4893081 · PMID 26966265

Europe PMC DOI

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0.0001

closest p · 0.0× alpha

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boldest claim

The sentences

highly significantp<0.0001actually significant

Correlation between capillary TSH and venous fT4 testing There was a strong correlation between capillary TSH at screening and confirmatory venous fT4 testing following referral with a highly significant Spearman’s rank correlation coefficient of −0.707355 (p<0.0001, 95% CI after using Fisher’s Z transformed −0.760912 to −0.644225).

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