4Bekker A Y, Weeks E J. Cognitive function after anaesthesia in the elderly. Best Pract Res Clin Anaesthesiol, 2003, 17: 259-272.
5Hanning C D. Postoperative cognitive dysfunction. Br J Anaesth, 2005, 95: 82-87.
6Bryson G L, Wyand A. Evidence-based clinical update: general anesthesia and the risk of delirium and postoperative cognitive dysfunction. Can j Anaesth, 2006, 53: 669-677.
7Fong H K, Sands L P, Leung J M. The role of postoperative analgesia in delirium and cognitive decline in elderly patients: a systematic review. Anesth Analg, 2006. 102: 1255-1266.
8Glass P S, Gan T J, Howell S. A review of the pharmacokinetics and pharrnacodynamics of remifentanil. Anesth Analg. 1999, 89(4 Suppl): S7-S14.
9Philip B K, Kallar S K, Bogetz M S, et al. A multicenter comparison of maintenance and recovery with sevoflurane or isoflurane for adult ambulatory anesthesia. The Sevoflurane Multieenter Ambulatory Group. Anesth Analg, 1996, 83: 314-319.
10Selwood A, Orrell M. Long term cognitive dysfunction in older people after non-cardiac surgery. BMJ, 2004, 328:120-121.