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...Arp rheumatology original articles portuguese translation cross cultural adaptation and reliability of young spine questionnaire teixeira j oliveira r gomes fonseca ferreira l lauridsen h raimundo a abstract objective to translate perform the ysq into assess its method adaptations were conducted according accepted international standards preliminary version underwent pilot testing with children years old equally divided by gender age asked rate each question in terms clarity comprehensibility provide general feedback regarding final was approved committee consist ing experts from various fields test retest assessed on using cohen s fleiss kappa results only resulted minor changes rated all questions as clear understandable without or differences being detected data collected mean interval days scores ranged equivalent moderate almost perfect agreement most had substantial conclusion successfully performed this also shown be reliable supporting future use research projects keywords low ...