4Wshingtion DC.American in geriatric patient[J].American Psychiatric Association,1987,31(8):446.
5O'keefe ST,Chonchubhair AN.Postoperative delirium in the elderly[J].Br J Anaesth,1994,73(7):673-687.
6Bickel H,Gradinger R,Kochs E,et al.Incidence and risk factors of delirium after hip surgery[J].Psychiatr Prax,2004,31(7):360-365.
7Papaioannou A,Fraidakis O,Michaloudis D,et al.The impact of the type of anaesthesia on cognitive status and delirium during the first postoperative days in elderly patients[J].Eur J Anaesthesiol,2005,22(7):492-499.
8Tsai SK,Lee E,Kwan WF,et al.Recovery of congnitive functions after anesthesia with desflurane or isoflurane and nitrous oxide[J].Br J Anaesth,1992(69):255.
9Rosenberg J,Aakerlund LP.Postoperative delirum:Treatment with supplementary oxygen[J].Br J Anaesth,1994(75):286-290.
10Wacker P,Nunes PV,Cabrita H,et al.Post-operative delirium is associated with poor cognitive[J].Outcome and Dementia.Dement Geriatr Cogn Disord,2006,21(4):221-227.
