[Explanation and interpretation of pediatric blood requirement recommendations in the national health standard "Guideline for pediatric transfusion"]

In 2022, China's National Health Commission issued the health standard "Guideline for pediatric transfusion" (WS/T 795-2022), which provides guidance and recommendations on overall pediatric blood requirements, blood for exchange transfusion, and the use of irradiated red blood cells, washed red blood cells, and fresh red blood cells. This article explains the rationale and evidence base underlying these recommendations to facilitate a clearer understanding of the guideline.