Psychometric Properties of Occupational Self-Assessment for Injured Workers with Musculoskeletal Disorders

The characteristic level of occupational functioning among injured workers with musculoskeletal disorders needs to be explored to provide efficient and quality services. To date, English version of Occupational Self Assessment version 2.2 has not been translated and validated in Malaysian language. Therefore, this study aims to translate the 21-item Occupational Self Assessment and to measure its psychometric properties. A total of 35 participants were assessed using the finalised Malaysian version. 23 of them were re-assessed 7 to 14 days later. The results suggest that it is reliable and valid in assessing occupational functioning for injured worker with musculoskeletal disorders.