A systematic review of mobility instruments and their measurement properties for older acute medical patients

Table 6 MDC₉₀ and MCID estimates for the EMS, HABAM and PPME

	MDC₉₀	MDC₉₀ % of scale width	MCID	MCID % of scale width
EMS (0 – 20)	3*	15.0%	2	10.0%
HABAM (0 – 24)**	5.1	21.3%	4.5	18.8%
PPME (0 – 6)	0.42	7%	0.9	15.0%
PPME (0 – 12)	0.7 – 1.07	5.8% – 8.9%	1.15 – 2.15	9.6% – 17.9%

* Bland and Altman 'limit of agreement' [18], MDC₉₀ could not be estimated for the EMS.
** original version of the HABAM. Data not available for the Rasch refined HABAM.

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