New postop delirium guidelines from American College of Surgeons (ACS) & American Geriatric Society (AGS) echo public education message of Goldilocks Anesthesia Foundation:
"No major surgery under anesthesia without a brain monitor"
Read: http://www.medscape.com/viewarticle/771966
Anesthesiologists "may use processed electroencephalographic monitors of anesthetic depth during sedation or general anesthesia," with the reasoning that administering fewer or lower doses will reduce postoperative delirium compared with deeper sedation.