1Morrison RS,Magaziner J,Gilbert M,et al.Relationship between pain and opioid analgesics on the development of delirium following hip fracture[J].J Gerontol A Biol Sci Med Sci,2003,58(1):76-81.
2Marcantonio E,et al,Duthie E,et al.Resnick NMDelirium severity and psychomotor types:their relationship with outcomes after hip fracture repair[J].J Am Geriatr Soc,2002,50(5):850-857.
3Cook DJ,Rooke GA.Priorities in perioperative geriatrics[J].Anesth Analg,2003,96(6):1823-1836.