Skip to main content

Advertisement

Table 7 Benchmark scales for Kappa’s value, as proposed by different investigators

From: A comparison of Cohen’s Kappa and Gwet’s AC1 when calculating inter-rater reliability coefficients: a study conducted with personality disorder samples

Landis and Koch Altman Fleiss
<.0 Poor   
.00 to .20; Slight <.20 ;Poor <.40; Poor
.21 to .40; Fair .21 to .40; Fair .40 to .75; Intermediate to Good
.41 to .60; Moderate .41 to .60; Moderate
.61 to .80; Substantial .61 to .80; Good More than .75; Excellent
.81 to 1.00; Almost Perfect .81 to 1.00; Very Good