Strong Support
correlational
Pregnant women with lower hemoglobin levels tend to have lower levels of thyroid hormones, indicating that reduced blood oxygen capacity may be related to thyroid function, though it is unclear...
47
0
Evidence from Studies
Supporting (1)
47
Community contributions welcome
47
Iron Deficiency Is a Risk Factor for Thyroid Dysfunction During Pregnancy: A Population-Based Study in Belgium
Cross-Sectional Study
Human
2021 DecContradicting (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.