Early vitamin AD supplementation reduces transfusion needs in preterm infants: a retrospective cohort study.

Front Nutr · 2026 · PMC13065723 · PMID 41971369

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did not reach statistical significanceno p-value reported

However, when early supplementation was analyzed as a dichotomous variable using a 14-day cutoff, the difference in transfusion burden between groups did not reach statistical significance after propensity score matching.

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