quantitative
Scientists can measure how much T4 turns into T3 in the body by injecting both hormones with radioactive labels and tracking their ratios in blood samples over several days.
Evidence from Studies
Supporting (1)
0
Community contributions welcome
39
Estimation of thyroxine and triiodothyronine distribution and of the conversion rate of thyroxine to triiodothyronine in man.
Randomized Controlled Trial
Human
1975 JunContradicting (0)
0
Community contributions welcome
No contradicting evidence found
Gold Standard Evidence Needed
According to GRADE and EBM methodology, here is what ideal scientific evidence would look like to definitively prove or disprove this specific claim, ordered from strongest to weakest evidence.