Nonreceipt of Newborn Vitamin K and Risk of Bleeding
JAMA 10.1001/jama.2026.21764November 05, 2026 at 11:05 AM EST
Nonreceipt of vitamin K and infant bleeding incidence have increased in the US, and newborns who did not receive vitamin K were at significantly higher risk of bleeding during their first 6 months.
Related Research: Vitamin K Deficiency and Associated Bleeding in Infants
Related Commentary: Communicating Risk of Intramuscular Vitamin K Declination in the US
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