Dramatic improvements have been made in the administration of anaesthesia over the past 30 years, but not in all parts of the world. In some regions, anaesthesia-related mortality is as high as 1 in 150 patients receiving general anaesthesia.

Dramatic improvements have been made in the administration of anaesthesia over the past 30 years, but not in all parts of the world. In some regions, anaesthesia-related mortality is as high as 1 in 150 patients receiving general anaesthesia.