Rheumatoid arthritis is getting less frequent-results of a nationwide population-based cohort study.

ABSTRACT:

Objectives

The objectives of this study were to examine changes in the incidence and prevalence of RA between 1990 and 2014 and to explore if there is any geographic variation in the incidence and prevalence of RA in the UK.

Methods

This was a primary care-based prospective cohort study. People contributing acceptable data to Clinical Practice Research Datalink between 1 January 1990 and 31 December 2014 were included. Read codes were used to identify RA cases ⩾18 years of age. The prevalence and incidence rates for each year were standardized to the 2014 population and the regional incidence and prevalence of RA for the year 2014 were standardized to the overall population.

Results

The incidence and prevalence of RA was 3.81/10 000 person-years and 0.67%, respectivel

SUBMITTER: Abhishek A 

PROVIDER: S-EPMC5850292 | biostudies-literature | 2017 May

REPOSITORIES: biostudies-literature