The Role of Perceived Job Exertion and Age as Moderators of the Relationship Between Gender and Upper Extremity Musculoskeletal Disability and Pain in Injured Workers

Purpose This cross-sectional study aimed to determine if age and perceived job exertion (PJE) moderate the effect of gender on upper extremity (UE) disorders in injured workers. Methods We sampled a consecutive cohort of patients attending a specialty clinic for injured workers with UE musculoskeletal problems. We measured UE disability and pain using the Quick Disability of the Arm, Shoulder, and Hand (QDASH). Participants reported their PJE …