Timothy G. Short, MBChB, MD
Orlando, Fla.—The largest study ever conducted on the subject has concluded that light general anesthesia is not associated with lower one-year mortality rates more than deep general anesthesia in elderly patients at high risk for complications after major surgery.
The investigation, which used processed EEG monitoring with the bispectral index (BIS) to titrate volatile anesthetic concentrations, therefore describes a broad range of anesthetic depth over which