How accurate are diagnoses for rheumatoid arthritis and juvenile idiopathic arthritis in the general practice research database?

@article{Thomas2008HowAA,
  title={How accurate are diagnoses for rheumatoid arthritis and juvenile idiopathic arthritis in the general practice research database?},
  author={Sara L. Thomas and Christopher J. Edwards and Liam Smeeth and Cheryl Cooper and Andrew J Hall},
  journal={Arthritis and rheumatism},
  year={2008},
  volume={59 9},
  pages={1314-21}
}
OBJECTIVE To identify characteristics that predict a valid rheumatoid arthritis (RA) or juvenile idiopathic arthritis (JIA) diagnosis among RA- and JIA-coded individuals in the General Practice Research Database (GPRD), and to assess limitations of this type of diagnostic validation. METHODS Four RA and 2 JIA diagnostic groups were created with differing strengths of evidence of RA/JIA (Group 1 = strongest evidence), based on RA/JIA medical codes. Individuals were sampled from each group and… CONTINUE READING

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et al, for the International League of Associations for Rheumatology. International League of Associations for Rheumatology classification of juvenile idiopathic arthritis: second revision

RE Petty, TR Southwood, +3 authors J Goldenberg
J Rheumatol • 2001
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