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Table 1 Kappa coefficients for intra-observer comparisons between the three time points (T1, T2 and T3).

From: Are classifications of proximal radius fractures reproducible?

Observer Classification
  AO/ASIF MORREY MASON
R2 0.676 0.666 0.710
GO 0.439 0.548 0.523
SES 0.305 0.356 0.409
RD 0.513 0.645 0.685
Mean 0.483 0.554 0.582
  1. Observers: second-year resident of orthopaedics (R2), general orthopaedist (GO), shoulder and elbow surgery specialist (SES), radiologist (RD).