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Table 2 Comparison of the clinical parameters in the psoriatic arthritic patients (n = 50) with and without fibromyalgia

From: The impact of the presence of fibromyalgia on fatigue in patients with psoriatic arthritis: comparison with controls

CharacteristicsPatients with FM (n = 17)Patients without FM (n = 33)p
n (%)n (%)
Gender
 female17 (34%)19 (38%)0.002*
 male0 (0%)14 (28%)
 Median (min-max)Median (min-max) 
Age (years)48 (25–66)47 (23–64)0.264
Psoriasis duration (years)17 (5–50)15 (1–38)0.324
Arthritis duration (years)10 (1–30)5 (1–25)0.271
ESR (mm/h)20 (4–97)12 (2–57)0.263
CRP (mg/l)3 (0.2–18.2)0.56 (0.1–14.6)0.050
DAS 283.5 (2.1–5.2)2.8 (1.2–5.1)0.012*
VAS pain score (0–10)6 (3–7)3 (0–9)0.002*
LEI score (0–6)0 (0–3)0.004*
MAF score (0–50)33.4 (3.1–43.2)12.9 (1–43.5)0.000**
  1. ESR Erythrocyte Sedimentation Rate, CRP C-Reactive Protein, DAS-28 Disease activity score-28, BASDAI Bath Ankylosing Spondylitis Disease Activity Index, VAS visual analogue scale, LEI Leeds Enthesitis Index, MAF Multidimensional Assessment of Fatigue
  2. *p<0.05
  3. **p<0.001