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Table 3 Intra-rater and inter-rater reliability coefficients (ICC).

From: Arch height change during sit-to-stand: an alternative for the navicular drop test

  Intra-rater Inter-rater
  Rater 1 Rater 2 Rater 3   
  ICC 95% CI ICC 95% CI ICC 95% CI ICC 95% CI
Weight Bearing
Arch Height
0.82 0.42 – 0.95 0.92 0.73 – 0.98 0.96 0.85 – 0.99 0.95 0.86 – 0.99
Weight Bearing
Foot Length
0.76 0.28 – 0.93 0.97 0.88 – 0.99 0.99 0.98 – 0.99 0.95 0.86 – 0.99
Non-Weight
Bearing Arch
Height
0.84 0.48 – 0.96 0.73 0.22 – 0.92 0.78 0.33 – 0.94 0.73 0.42 – 0.92
Non-Weight
Bearing Foot
Length
0.98 0.94 – 0.99 0.99 0.94 – 0.99 0.99 0.94 – 0.99 0.98 0.95 – 0.99
AH Difference 0.92 0.78 – 0.98 0.88 0.71 – 0.97 0.93 0.81 – 0.98 0.92 0.78 – 0.98
  1. Note: 95% CI = 95% Confidence Interval