1) Zywiel MG, Hurley RT, Perruccio AV, et al. Health economic implications of perioperative delirium in older patients after surgery for a fragility hip fracture. J Bone Joint Surg Am 2015;97(10):829-36.
2) Edelstein DM, Aharonoff GB, Karp A, et al. Effect of postoperative delirium on outcome after hip fracture. Clin Orthop Relat Res 2004;422:195-200.
3) Siddiqi N, Harrison JK, Clegg A, et al. Interventions for preventing delirium in hospitalised non-ICU patients. Cochrane Database Syst Rev 2016;3(3):CD005563. doi:10.1002/14651858.CD005563.pub3.
4) Lin PW, Chan W, Ng BF, et al. Efficacy of aromatherapy (Lavandula angustifolia) as an intervention for agitated behaviours in Chinese older persons with dementia:a cross-over randomized trial. Int J Geriatr Psychiatry 2007;22(5):405-10.
5) 木村有希,綱分信二,谷口美也子・他.アルツハイマー病患者に対するアロマセラピーの有用性.Dementia Japan 2005;19:77-85.
6) Inouye SK, van Dyck CH, Alessi CA, et al. Clarifying confusion:the confusion assessment method:a new method for detection of delirium. Ann Intern Med 1990;113(12):941-8.
7) Kanda Y. Investigation of the freely available easy-to-use software ‘EZR’ for medical statistics. Bone Marrow Transplant 2013;48(3):452-8.
8) Wang CG, Qin YF, Wan X, et al. Incidence and risk factors of postoperative delirium in the elderly patients with hip fracture. J Orthop Surg Res 2018;13(1):186. doi:10.1186/s13018-018-0897-8.
9) Harris MJ, Brovman EY, Urman RD. Clinical predictors of postoperative delirium, functional status, and mortality in geriatric patients undergoing non-elective surgery for hip fracture. J Clin Anesth 2019;58:61-71.
10) Robertson BD, Robertson TJ. Postoperative delirium after hip fracture. J Bone Joint Surg Am 2006;88(9):2060-8.
11) 日本集中治療学会J-PADガイドライン作成委員会.日本版・集中治療室における成人重症患者に対する痛み・不穏・せん妄管理のための臨床ガイドライン.日集中医誌2014;21(5):539-79.
12) Meagher D, Moran M, Raju B, et al. A new data-based motor subtype schema for delirium. J Neuropsychiatry Clin Neurosci 2008;20(2):185-93.
13) American Geriatrics Society Expert Panel on Postoerative Delirium in Older Adults. American Geriatrics Society abstracted clinical practice guideline for postoperative delirium in older adults. J Am Geriatr Soc 2015;63(1):142-50.
14) Ali B, Al-Wabel NA, Shams S, et al. Essential oils used in aromatherapy:a systemic review. Asian Pac J Trop Biomed 2015;5(8):601-11.
15) Cunningham C, Maclullich AMJ. At the extreme end of the psychoneuroimmunological spectrum:delirium as a maladaptive sickness behaviour response. Brain Behav Immun 2013;28:1-13. doi:10.1016/j.bbi.2012.07.012.
16) 神保太樹,浦上克哉.高度アルツハイマー病患者に対するアロマセラピーの有用性.日アロマセラピー会誌2008;7(1):43-8.