9Zamvar V, Williams D,Hall J,et al.Assessment of neurocognitive impairment after off-pump and on-pump techniques for coronary artery bypass graft surgery:prospective randomized controlled trial[J].BMJ,2002,325 (7375): 1268.
5Parikh SS, Chung F. Postoperative delirium in the elderly[J]. Anesth Analg, 1995,80 ( 6 ) : 1223.
6Gallinat J, Moiler H, Moser RL, et al. Postoperative delirium:risk factors, prophylaxis and treatment [ J ]. Anaesthesist,1999,48(8) :507.
7Saravay SM, Kaplowitz M, Kurek J, et al, How do delirium and dementia increase length of stay of elderly general medical inpatients[J]. Psychosomatics ,2004,45 ( 3 ) :235.
8Eric D. Caine, Hillel Grossman, Jeffrey M. Lyness:delirium, dementia, and amnestic and other cognitive disorders and mental disorders due to a general medical condition. In: Harold I. Kaplan, Benjamin J. Sadock:Comprehensive textbook of psychiatry, 6th ed. Maryland: Williams & Wilkins, 1995. 705-754.