Khanna S, Rajendra P N, Karur B V, Channabasavanna S M
Psychopathology. 1987;20(1):29-33. doi: 10.1159/000284476.
Weighted kappa and random error coefficient was used to determine inter-rater reliability of a proposed classification of obsessions and compulsions. A high reliability was found between 3 raters for obsessive and compulsive form and content. This classification allows for greater precision in classifying obsessive-compulsive phenomena in research.