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

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

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