quantitative
Analysis v1
Strong Support
In parts of Russia where people don’t get enough iodine, about 1 in 5 adults has a swollen thyroid gland, based on ultrasound checks done in large health surveys.
28
0
Evidence from Studies
Supporting (1)
28
Community contributions welcome
28
Structural and morphologic characteristics of nodular goiter in chronic iodine deficiency status
Cross-Sectional Study
Human
The study looked at thyroid health in adults in iodine-poor areas of Russia using ultrasound and found that 20.8% had diffuse goiter, exactly matching the claim.
Contradicting (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.