Discussion
SECONDARY
In this secondary analysis of the VIDI RCT, we explored the potential impact of higher-than-standard vitamin DFurthermore, internalizing problem scores were significantly higher for children from the 400-IU group with maternal 25(OH)D levels less than 30 ng/mL, compared with children from the 1200-IU group regardless of maternal 25(OH)D status. This should be interpreted cautiously, however, and be considered only as hypothesis generating given the absence of interactions between maternal 25(OH)D level and supplementation status.Although previous studiesThe potential associations of maternal and childhood 25(OH)D levels with later neurodevelopmental and mental health outcomes were previously comprehensively summarized.Studies focusing on maternal pregnancy 25(OH)D levels have reported inconsistent findings. A study