The Rutter Parent Scale A2 and Teacher Scale B2 in Chinese. I. Translation study

The well established child psychiatric epidemiological instruments Rutter Scale A2 and Scale B2 were translated by the author into Chinese. The Chinese and the English versions of both Scales were administered to bilingual Chinese subjects in Hong Kong. The statistics of Cohen's kappa was used to test the item agreement between the two language versions. It was found that most kappas fell within good or excellent ranges. The overall kappa for Scale A2 was 0.81 and for Scale B2 0.71. The correlation between the total scores of both versions for both Scales was very high; for Scale A2 it was 0.94 and for Scale B2 it was 0.93. It was concluded that the Chinese versions were accurate translation of the English versions.