Kappa index value | Interpretation |
0 | Agreement equivalent to chance |
0.10 - 0.20 | Slight agreement |
0.21 - 0.40 | Fair agreement |
0.41 - 0.60 | Moderate agreement |
0.61 - 0.80 | Substantial agreement |
0.81 - 0.99 | Near-perfect agreement |
1.00 | Perfect agreement |