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. Author manuscript; available in PMC: 2014 Apr 21.
Published in final edited form as: J Investig Med. 2010 Dec;58(8):945–949. doi: 10.231/JIM.0b013e3181fb7ca7
Kappa Interpretation
< 0 No agreement
0.0 – 0.20 Slight agreement
0.21 – 0.40 Fair agreement
0.41 – 0.60 Moderate agreement
0.61 – 0.80 Substantial agreement
0.81 – 1.00 Almost perfect agreement