Reference Identification

Work Productivity Scale (EWPS): a new measure to assess treatment effects.

Psychopharmacology bulletin, Endicott J, Nee J. Endicott dis 1997; 33:13-6
Country: USA
Language: English
https://www.ncbi.nlm.nih.gov/pubmed/9133746

https://www.ncbi.nlm.nih.gov/pubmed/23466017

Sensibility of five at-work productivity measures was endorsed by patients with osteoarthritis or rheumatoid arthritis.

https://www.ncbi.nlm.nih.gov/pubmed/26679938

Critical Appraisal of the Quality of Literature Evaluating Psychometric Properties of Arthritis Work Outcome Assessments: A Systematic Review.

https://www.ncbi.nlm.nih.gov/pubmed/20191488

Reliability, validity, and responsiveness of five at-work productivity measures in patients with rheumatoid arthritis or osteoarthritis.

The purpose of the study was to investigate reliability and validity of the Turkish form of EWPS.