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Table 2 Baseline characteristics for study participants (n = 31)

From: A wearable activity tracker intervention for promoting physical activity in adolescents with juvenile idiopathic arthritis: a pilot study

  Study Participants (n = 31)
Age in years, median (range) 15.1 (12.8–18.6)
Female (%) 23 (74)
JIA Subtype, n (%)
 Oligoarticular 7 (22.6)
 Polyarticular (RFa positive) 11 (35.5)
 Polyarticular (RFa negative) 4 (12.9)
 Enthesitis Related 2 (6.5)
 Psoriatic 4 (12.9)
 Systemic 3 (9.7)
Medications, n (%)  
 NSAIDa 9 (29)
 Prednisone 1 (3.2)
 Non-biologic DMARDa 17 (54.9)
 Biologic DMARDa 16 (51.6)
  1. aRF rheumatoid factor, NSAID non-steroidal anti-inflammatory drug, DMARD Disease-modifying antirheumatic drugs