Table 1

Reasons for exclusion of articles based on titles/abstracts or full text articles

Reason for exclusionAbstracts N  =  733Articles N  =  123
Studies that did not specifically address RA1208
Studies that researched the (cost) effectiveness/efficacy/safety/complications of (new) RA medicine, a specific diet, or treatment options for comorbidities23426
Case reports300
Patients younger than 18 years were studied410
Care was not offered by a rheumatologist or specialised RA nurse482
Descriptive studies about RA7911
Improvement studies (disease management of RA excluded)332
Monitoring properties of an instrument (sensitivity/specificity) were examined or in-vitro research2716
  • RA, rheumatoid arthritis.