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Table 2 Fulfilment of classification criteria

From: The performance of different classification criteria sets for spondyloarthritis in the worldwide ASAS-COMOSPA study

Classification criteria Patients who fulfilled the classification criteria, n (%)
Amor 3282 (83.3%)
mAmor 3454 (87.6%)
ESSG 3485 (88.4%)
mESSG 3652 (92.6%)
ASAS SpA total 3370 (85.5%)
 ASAS axial SpA, current back pain 2955 (87.7%)
  Both arms (imaging & clinical) 1737 (58.8%)
   mNY+ 976 (56.2%)
   MRI+ 169 (9.7%)
   Both 592 (34.1%)
  Imaging arm only 984 (33.3%)
   mNY+ 539 (54.8%)
   MRI+ 245 (24.9%)
   Both 200 (20.3%)
  Clinical arm only 234 (7.9%)
 ASAS peripheral SpA 415 (12.3%)
CASPAR 852 (21.6%)
  1. Abbreviations: mAmor Modified Amor, ESSG European Spondylarthropathy Study Group, mESSG Modified European Spondyloarthropathy Study Group, ASAS Assessment of SpondyloArthritis international Society, mNY Modified New York, MRI Magnetic resonance imaging, CASPAR ClASsification criteria for Psoriatic ARthritis