Error in Denominators
In the Research Letter titled “Trends in Vitamin K Administration Among Infants,” published in the December 8, 2025, issue of JAMA, there were errors in the reported total number of newborns included in the study. It should have been noted that 15 354 of 526 341 newborns in 2017 and 37 187 of 717 402 newborns in 2024 did not receive intramuscular vitamin K. This article was corrected online.
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