Trends in the Prevalence and Incidence of Psoriasis and Psoriatic Arthritis in Ontario, Canada: A Population-Based Study.
Lihi EderJessica WiddifieldCheryl F RosenRichard CookKer-Ai LeeRaed AlhusayenMichael J PatersonStephanie Y ChengShirin JabbariWillemina CampbellSasha BernatskyDafna D GladmanKaren TuPublished in: Arthritis care & research (2019)
The prevalence and incidence of psoriasis and PsA in Ontario are similar to those observed in Europe and the US. The steady increase in the prevalence of psoriasis and PsA over the past decade may be due to a combination of population aging, population growth, and increasing life expectancy.