Reliability and normative values for the foot mobility magnitude: a composite measure of vertical and medial-lateral mobility of the midfoot

Table 3 Inter-rater reliability coefficients (ICC), standard error of the measurement (SEM), and minimal detectable change (MDC) scores

	Rater 1 (Mean ± SD) (cm)	Rater 2 (Mean ± SD) (cm)	Rater 3 (Mean ± SD) (cm)	ICC	ICC 95% CI	SEM (cm)	MDC95% (cm)
Foot Length	25.97 ± 1.86	26.08 ± 1.88	25.98 ± 1.90	0.99	0.98 – 1.00	0.06	0.15
Midfoot Width WB	8.83 ± 0.93	8.91 ± 0.93	8.65 ± 0.93	0.99	0.98 – 1.00	0.05	0.14
Dorsal Arch Hgt WB	6.54 ± 0.53	6.54 ± 0.51	6.54 ± 0.54	0.99	0.98 – 1.00	0.04	0.10
Midfoot Width NWB	7.71 ± 0.68	7.72 ± 0.73	7.80 ± 0.77	0.97	0.95 – 0.98	0.11	0.31
Dorsal Arch Hgt NWB	7.94 ± 0.68	7.78 ± 0.66	7.88 ± 0.64	0.99	0.98 – 1.00	0.06	0.17
Diff Midfoot Width	1.13 ± 0.31	1.19 ± 0.32	0.85 ± 0.26	0.83	0.66 – 0.93	0.13	0.37
Diff Dorsal Arch Hgt	1.40 ± 0.21	1.25 ± 0.24	1.33 ± 0.19	0.89	0.78 – 0.96	0.07	0.20
Foot Mobility Magnitude	1.81 ± 0.31	1.73 ± 0.34	1.59 ± 0.22	0.86	0.73 – 0.95	0.11	0.31

Note: WB = Weight Bearing; NWB = Non-Weight Bearing; 95%CI = 95% confidence intervals

ISSN: 1757-1146