Table 3.

Kappa Statistic Interpretive Criteria^a

κ	Agreement Characterization
<0.0	Poor
0.00-0.20	Slight
0.21-0.40	Fair
0.41-0.60	Moderate
0.61-0.80	Substantial
0.81-1.00	Almost perfect

^aFrom Landis and Koch.⁹