cultural adaptation and determination of validity and reliability of the persian version of the parents’ evaluation of aural/oral performance of children questionnaire

background and aim: parents’ evaluation of aural/oral performance of children (peach) questionnaire is used for children within any age group and any amount of hearing loss. the pur­pose of this study was translation, cultural adap­tation, determination of reliability and validity of the questionnaire, and assessment of its scores in children with cochlear implant versus normal group. methods: questionnaire was translated into persian and was adapted to meet iranian cultural context. after confirming face validity, the test was given to a group of normal children (n=54) and a group of cochlear implanted users (n=30). it was tested for reliability after two weeks. results: test results showed high cronbach alpha (0.91) and total inter-class correlation of 0.99 which were higher than respective values in the original version. significant difference was seen in comparison of scores between chil­dren with cochlear implant and normal children (p=0.026). conclusion: persian version of peach ques­tionnaire, which is the equivalence of the ori­ginal version, seems to have high validity and reliability and it is a useful tool for evaluating aural/oral performance of hearing impaired chil­dren.