standardization of kaufman cognitive neurological-clinical diagnostic subtests on 7 to 11-year-old children in ilam, iran

background: the kaufman assessment battery for children 2 nd edition (kabc-ii) is an individually administered measure of the processing and cognitive abilities of children and adolescents aged 3 through 18. it is for assessing neurological, psychoeducational, clinical and psychological aspects of all the pre-school and high-school levels. this is a theory-based clinical instrument that contributes to culturally fair assessment. the present study aimed to assess standardization of kaufman's cognitive neurological-clinical diagnostic subtests (kabc-ii) on 7 to 11-year-old children of ilam. methods: this was a descriptive-analytical study that applied for the current situation of the subtests standardized on 7 to 11-year-old children. the study population included all the children of ilam aged 7 through 11. the sample size obtained 250 children, considering 95% confidence interval (ci) and the maximum standard error of 0.37 and standard deviation of 3  (maximum standard error of the subtests) which was obtained from a pilot study. the subjects were selected through stratified random sampling method using proportional share allocation among elementary girls and boys. data collection tool was kaufman’s neurological and clinical diagnostics subtests, which has been developed based on luria's neurological-clinical model. findings: cronbach’s alpha for the subtest was ranged from 0.66 to 0.77. the total cronbach’s alpha was 0.73. there was a significant correlation between kaufman’s subtests and wecsler's test (p = 0.01). the mean score of subtests for 7 to 11-year-old children showed that intelligence is a phenomenon which is increased with age and intelligence growth follows an age trend. normative scores of the scales were calculated correspondent with raw scores, rank percentiles and percentage of those who obtained this score. conclusion: the profile of strengths and weaknesses of children can be plotted by kaufman's neurological-clinical diagnostic subtests, and these results can be used in assessing neurological, psychoeducational, clinical and psychological aspects.