Approximately 40% of critically ill individuals receive at least one unit of packed red blood cells in the intensive care unit, with a mean of five units per patient—half of human blood volume 1.

Red blood cells, or erythrocytes (RBC), are critical to our health. The typical range for women is between 3.6 and 5.2 ...

In infants with extremely low birthweight (ELBW), no difference in intermittent hypoxaemia (IH) or neurocognitive outcomes at 24 months was observed between liberal and restrictive red blood cell ...