Modelling observer agreement--an alternative to kappa.
The measurement of agreement among several observers of the same phenomenon has traditionally been analyzed with a kappa coefficient. Recently, methodology for the modelling of such interobserver agreement has been developed. The details and advantages of this methodology are demonstrated by way of the analysis of three examples. Directions for the fitting of these models using the computer program SPSS-X are included in the Appendix.
May
S M
SM
University of Pittsburgh, Department of Epidemiology and Graduate School of Business, PA 15260, USA.
D006801:Humans; D015233:Models, Statistical; D015588:Observer Variation; D013223:Statistics as Topic