Table 6: Strength of agreement of Kappa statistic.

KappaAgreementInterpretation

<0Less than chance agreementPoor
0.01–0.20Slight agreementSlight
0.21–0.40Fair agreementFair
0.41–0.60Moderate agreementModerate
0.61–0.80Substantial agreementSubstantial
0.81–1.00Almost perfect agreementAlmost perfect