The study was funded by the Arthritis Research Campaign in the UK.
An additional 286 patients were surveyed and Rasch analysis was performed, which finalized the PsAQoL to 20 items.
[4] A high score on the PsAQoL indicates a lower quality of life.
The Psoriatic Arthritis Quality of Life measure has been translated into 30 languages, other than UK English.
[7] The PsAQoL has also been utilized in clinical research studies in order to determine whether a medication or treatment is effective in treating psoriatic arthritis.