To the Editor We thank Green et al1 for their study investigating the association between antenatal maternal fluoride exposure and children’s IQ between ages 3 to 4 years. The authors concluded that fluoride intake during pregnancy should be reduced because higher antenatal fluoride levels are associated with lower offspring IQ. However, the findings of the study should be interpreted carefully for the following reasons.
Gong CX, James NE. Association Between Maternal Fluoride Exposure and Child IQ. JAMA Pediatr. 2020;174(2):212–213. doi:10.1001/jamapediatrics.2019.5239
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