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Table 1 Clinical and demographic details of adult axial SpA and ERA patients

From: Patients with enthesitis related arthritis show similar monocyte function pattern as seen in adult axial spondyloarthropathy

ParametersAxial SpA (n = 50)ERA (n = 52)
Median age (range: in years)29 (19–51)15.5 (8–18)
Median disease duration (in years)10 (4–23)2.2 (0.3–10)
Clinical features (number)
 Active arthritis3450
 Enthesitis2349
 Uveitis40
 Sacroiliitis5010
 Dactylitis30
Joints involved
 Shoulder65
 Elbow25
 Wrist69
 Hip1010
 Knee1534
 Ankle533
 Subtalar15
 ESR [median (range)]40 (2–133)42 (4–135)
Drug usage (number)
 NSAIDs3132
 Prednisolone74
 Methotrexate134
 HLA-B27 positive patients4742
 Median BASDAI (IQR) (baseline)4.5 (2.8) 
 Median JSpADA (IQR) (baseline) 4.5 (1.75)
  1. Note: The drug usage as well as BASDAI and JSpADA were recorded at the time of collection of the sample. SpA Spondyloarthropathy, ERA enthesitis related arthritis, BASDAI (Bath Ankylosing Spondylitis Disease Activity Index), JSpADA (Juvenile Spondyloarthropathy Disease Activity Score) are represented as median (IQR)