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Table 1 Characteristics and baseline information for participants with rheumatoid arthritis and healthy control subjects

From: Pain sensitivity at rest and during muscle contraction in persons with rheumatoid arthritis: a substudy within the Physical Activity in Rheumatoid Arthritis 2010 study

  RA
(n = 46)
HC
(n = 20)
p Value
Age, years, mean (SD) 61 (9) 60 (6) n.s.
Female sex, n (%) 43 (94) 16 (80) n.s.
Disease duration, years, median (25th–75th percentiles) 9 (5–19) n.a. n.a.
HRQoL (EQ-5D), 0–100, median (25th–75th percentiles) 80 (65–85) 91 (90–98) <0.001
Activity limitation (HAQ-DI), 0–3, median (25th–75th percentiles) 0.50 (0.09–0.88) 0 (0.00–0.00) <0.001
HEPA (IPAQ), yes/no, n (%) 34/12 (74/26) 19/1 (95/5) 0.049
  1. Abbreviations: RA Rheumatoid arthritis, HC Healthy control subjects, n.s. Non-significant, HRQoL Health-related quality of life, EQ-5D EuroQol-5 thermometer, HAQ-DI Health Assessment Questionnaire Disability Index, HEPA Health-enhancing physical activity, IPAQ International Physical Activity Questionnaire, n.a. not assessed