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Test-retest and construct validity of Contour Drawing Rating Scale (CDRS) scores were examined in 1056 Grades 7 and 8 girls. Questionnaires were completed four times, including retests at 2, 6 and 14 weeks. Test-retest reliability for current size, ideal size and current-ideal discrepancy mostly exceeded 0.70 (0.65-0.87, for the full sample, with higher rs for shorter retest periods). Ideal and current...