Prenatal and Childhood Exposure to Fluoride and Cognitive Development: Findings from the Longitudinal MINIMat Cohort in Rural Bangladesh

Urinary fluoride concentrations measured prenatally and during childhood (child urinary fluoride concentrations above <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:mo>-</mml:mo><mml:mn>0.47</mml:mn></mml:mrow></mml:math> on the <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:mrow><mml:msub><mml:mrow><mml:mrow><mml:mi>log</mml:mi></mml:mrow></mml:mrow><mml:mn>2</mml:mn></mml:msub></mml:mrow></mml:mrow></mml:math> scale, corresponding to <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:mn>0.72</mml:mn><mml:mspace></mml:mspace><mml:mi>mg</mml:mi><mml:mo>/</mml:mo><mml:mi>L</mml:mi></mml:mrow></mml:math>) were associated with lower cognitive abilities, especially perceptual reasoning and verbal abilities, in Bangladeshi children. https://doi.org/10.1289/EHP14534.