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Table 6 Inter-rater limits of agreement

From: Validity and reliability of using photography for measuring knee range of motion: a methodological study

  B-A Mean Difference
(95% Limit of Agreement)
B-A Mean Difference
(95% Limit of Agreement)
Marker Method Flexion Extension
RF v PT 1.4 (-2.0 to 4.8) 1.7 (-1.8 to 5.2)
RF v OS 0.7 (-4.0 to 5.3) 1.1 (-2.8 to 4.9)
PT v OS -0.8 (-4.2 to 2.7) -0.7 (-3.1 to 1.7)
Line of Femur Method
RF v PT 1.6 (-4.0 to 7.2) 5.9 (0.3 to 11.5)
RF v OS -0.3 (-4.3 to 3.7) 1.0 (-4.0 to 6.0)
PT v OS -1.9 (-5.6 to 1.8) -4.9 (-12.8 to 3.0)
  1. RF = research fellow; PT = physiotherapist; OS = orthopaedic surgeon; v = versus;
  2. B-A = Bland-Altman