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Table 1 Patient characteristics on enrolment

From: Changes in clinical disease activity are weakly linked to changes in MRI inflammation on treat-to-target escalation of therapy in rheumatoid arthritis

Clinical characteristic at recruitment Total Group A Group B Chi-square p value*
(N = 80) (N = 57) (N = 23)
Gender
 Female 60 75% 42 73.68% 18 78.26% 0.67
 Male 20 25% 15 26.32% 5 21.74%  
Age (months) 54.5 (24, 82) 53 (24, 81) 56 (27, 82) 0.22
Disease duration (months) 36 (3, 408) 30 (3, 408) 72 (15, 240) 0.0014
On methotrexate
 Yes 70 87.5% 49 85.96% 21 91.3% 0.72
 No 10 12.5% 8 14.04% 2 8.7%  
  1. Data presented as n (%). Age and disease duration expressed as median (minimum, maximum) values
  2. *Median two-sample test p value