validity and reliability of movement assessment battery for children (m-abc) in 6-year-old children of isfahan city

the aim of the present study was to determine the validity and reliability of the movement assessment battery for children test (m-abc test) for 6-year-old children of isfahan city.  306 children participated in the study. inter-rater reliability of the m-abc test was estimated using two trained observers with 50 children. test–retest reliability was assessed using 30 children with a one-week interval. to determine construct validity of this test, explanatory and confirmatory factors analyses were used. agreement between testers was great with a mean intra-class correlation coefficient of 0.98. the mean intra-class correlation coefficient of 0.77 was obtained for test–retest reliability. three-factor structure of m-abc test and proper assignment of skills to manual dexterity, ball skill and balance factors were supported for this population. the according to these results, m-abc test can be applied to assess fundamental skills of 6-year-old children of isfahan city.