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Table 2 Diagnostic Imaging Reported on Referral Letters Versus Actual Imaging Performed on the Patient, %

From: Quality and continuity of information between primary care physicians and rheumatologists

Diagnosis Any Diagnostic Imaging Reported on the Referral Letter Actual Imaging Performed on the Patienta
Radiographs Ultrasound MRI
All patients n = 2430 33.7 44.7 15.2 6.0
Systemic inflammatory n = 745 30.0 49.4 14.8 6.3
 RA n = 120 32.5 56.7 10.0 5.0
 IA, other n = 167 32.3 52.1 16.8 5.4
 Crystal n = 122 40.1 54.9 8.2 NR
 PMR n = 66 13.6 43.9 27.3 NR
 SpA n = 76 40.8 50.0 13.2 11.8
 PsA n = 44 36.4 45.5 13.6 NR
 Other SARDs n = 150 12.0 39.3 17.3 8.0
Osteoarthritis n = 787 46.4 49.9 14.1 5.5
Regional MSK syndromes n = 395 34.9 41.5 17.7 5.8
Chronic pain conditions n = 346 22.0 33.0 15.9 7.2
Osteoporosis/osteopenia n = 45 24.4 37.8 NR NR
Other/miscellaneousb n = 112 12.5 27.7 17.0 6.3
  1. Values are the percentage with the denominator being the N within each diagnosis category
  2. Abbreviations: RA rheumatoid arthritis, IA inflammatory arthritis, PMR polymyalgia rheumatica, SpA spondyloarthritis, PsA psoriatic arthritis, SARDs systemic autoimmune rheumatic diseases, MSK musculoskeletal
  3. NR Not reportable (to protect patient privacy)
  4. aDiagnostic imaging performed within the 3 months period prior to referral
  5. SARDs include lupus, scleroderma, vasculitis, Sjögren’s syndrome, dermatomyositis, polymyositis, Raynaud’s phenomenon, sarcoidosis, etc. (not defined in the previous categories)
  6. bMiscellaneous referrals such as abnormal tests