A 5 item version of the Workplace Activity Limitation Scale successfully identifies impaired work productivity in rheumatoid arthritis patients: A split-sample factor analysis approach.
Faiq I GorialNabaa Ihsan AwadhYasameen Abbas HumadiMohammed Tareq MutarMustafa Majid HameedShahlaa B AliHala Fadhil HasanAlyaa N AljafrPublished in: International journal of rheumatic diseases (2023)
WALS-5 is a valid and reliable tool to assess the work productivity limitations in RA patients.