“…While some studies reported the relative reliability of physical performance measures among adults with dementia (Binder, Miller, & Ball, 2001;Blankevoort et al, 2010;Blankevoort et al, 2013;Conradsson et al, 2007;Lin et al, 2004;Ries, Echternach, Nof, & Gagnon, 2009;Rockwood, Awalt, Carver, & MacKnight, 2000;Suttanon et al, 2011;Tappen, Roach, Buchner, Barry, & Edelstein, 1997; V. Thomas & Hageman, 2002;van Iersel et al, 2007), most have failed to assess the absolute reliability, the measure of magnitude of change and individual variability.…”