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Table 3 Clinical characteristics of patients with rheumatoid arthritis and non-rheumatoid arthritis in the validation phase

From: Diagnostic value of a 3-day course of prednisolone in patients with possible rheumatoid arthritis – the TryCort study

  Day 1 Day 5
Characteristic RA (n = 47) Non-RA (n = 48) p Value RA (n = 47) Non-RA (n = 48) p Value
Pain 6.1 ± 1.6 5.8 ± 1.6 0.3 3.4 ± 2.3 4.3 ± 1.8 <0.05
Swollen joint count 2.3 ± 2.4 1.4 ± 2.3 0.02 2.3 ± 4.3 1.1 ± 2.0 0.06
Tender joint count 13.0 ± 8.5 13.9 ± 10.5 0.7 12.0 ± 13.1 11.1 ± 8.9 0.8
CRP, mg/dl 0.5 ± 0.6 0.2 ± 0.3 0.03 0.4 ± 0.6 0.2 ± 0.1 0.1
DAS28 3.7 ± 0.8 3.3 ± 0.8 0.1 3.2 ± 1.0 3.1 ± 0.8 0.7
RADAI 5.0 ± 1.4 4.6 ± 1.2 0.2 3.7 ± 1.53 4.0 ± 1.33 0.4
HAQ 1.2 ± 0.6 1.1 ± 0.4 0.8 1.0 ± 0.5 1.1 ± 0.4 0.2
Grip strength, Pascal 40.2 ± 21.8 35.8 ± 17.6 0.4  38.4 ± 22.1 43.4 ± 26.2 0.5
  1. Abbreviations: CRP C-reactive protein, DAS28 28-Joint Disease Activity Score, HAQ Health Assessment Questionnaire, RA Rheumatoid arthritis, RADAI Rheumatoid Arthritis Disease Activity Index
  2. Values are given as mean ± SD
  3. Assessment: CRP <0.5 mg/dl, DAS28 range 0–10, grip strength range 0–1.0, HAQ range 0–3, pain NRS range 0–10, RADAI range 0–10, swollen joint count range 0–66, Tender joint count range 0–68