Associations between Maternal Iron Supplementation in Pregnancy and Changes in Offspring Size at Birth Reflect Those of Multiple Micronutrient Supplementation.

Maternal iron supplementation in pregnancy was associated with increased offspring weight ( p = 0.005), head circumference ( p = 0.02), BMI ( p = 0.01), and skinfold thicknesses in three of the four sites ( p = 0.03–0.003) (the fourth having a borderline significance of p = 0.05) ( Table 3 ).

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