half-life (T1/2) the time taken a drug to clear from the highest concentration to half this level. Drugs have different half-lives in different compartments (ie half-life in blood can be different from the half-life inside a cell). It take 5 x the half-live for a drug to be considered cleared.
Glossary
Selected words and phrases
placenta – the placenta is a temporary organ that develops in pregnancy and joins the mother and foetus. The placenta acts as a filter. It transfers oxygen and nutrients from the mother to the foetus, and takes away carbon dioxide and waste products. The placenta is full of blood vessels.
The placenta is expelled from the mother’s body after the baby is born and it is no longer needed. It is sometimes called the afterbirth.
prematurity (pregnancy) – when a baby is delivered after only 37 weeks or less.
abdominal – in the area of your belly
range – the highest and lowest results in a group. Range is used together with median (average). See IQR (interquartile range).