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Table 2 Physical activity measured by accelerometers in patients with JIA and controls

From: Physical activity in patients with oligo- and polyarticular juvenile idiopathic arthritis diagnosed in the era of biologics: a controlled cross-sectional study

Accelerometer variables Oligo JIA (n = 28) Poly JIA (n = 27) P-value
oligo vs poly JIA
JIA total (n = 55) Controls (n = 56) P-value
JIA total vs controls
Counts per minute a 437 (140) 478 (233) 0.43 457 (91) 479 (132) 0.48
Steps daily a 8932 (2307) 9563 (2951) 0.38 9242 (2637) 9694 (2572) 0.36
Sedentary PA daily (min) b 580 (11) 573 (11) 0.63 577 (7) 573 (7) 0.86
Light PA daily (min) b 186 (9) 192 (9) 0.65 190 (6) 182 (6) 0.38
Moderate PA daily (min) b 32 (2) 34 (2) 0.44 33 (2) 36 (2) 0.09
Vigorous PA daily (min) b 21 (2) 20 (2) 0.88 21 (2) 26 (2) 0.02
Achieves 60 min MVPA daily, n (%) 10 (36) 8 (30) 0.63 18 (33) 27 (48) 0.10
Accelerometer wear time (min) a 812 (60) 827 (34) 0.25 819 (49) 816 (46) 0.71
  1. JIA juvenile idiopathic arthritis, Oligo JIA persistent oligoarticular JIA, Poly JIA extended oligoarticular JIA and polyarticular JIA RF +/−, JIA total persistent oligoarticular JIA, extended oligoarticular JIA and polyarticular JIA RF +/−, RF rheumatoid factor, PA physical activity, MVPA moderate-to-vigorous physical activity
  2. aMean (SD). b Mean (SE) adjusted for accelerometer wear time