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. 2018 Mar 6;8(3):e019426. doi: 10.1136/bmjopen-2017-019426

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Flow chart depicting a patient’s timeline during the study. CAM, Confusion Assessment Method; CoCI, Comprehensive Complication Index; DAOH, days alive and out of hospital; HHS, Harris Hip Score; HRQoL, health-related quality of life; KSFS, Knee Society Function Score; KSKS, Knee Society Knee Score; MMSE, Mini–Mental State Examination; OKS, Oxford Knee Score; PEC, preoperative evaluation clinic; PMS, Parker Mobility Score; POD, postoperative day; POMS, Postoperative Morbidity Survey; SF-36, 36-Item Short Form Health Survey; THA, total hip arthroplasty; TJA, total joint arthroplasty; TKA, total knee arthroplasty; VAS, visual analogue scale.