Increased nonreceipt of intramuscular vitamin K suggests a concerning trend among infants.
Analysis indicates that certain factors may determine vitamin K administration.
Observational analysis reveals rising trends in vitamin K administration among infants in the US.
Understanding the factors behind nonreceipt of vitamin K may inform public health strategies.
Abstract
This study evaluates whether the proportion of newborns in the US not receiving intramuscular vitamin K has increased in recent years and identifies factors associated with nonreceipt.