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Table 1 Sample characteristics of patients and respondents

From: Mothers’ reports of the difficulties that their children experience in taking methotrexate for Juvenile Idiopathic Arthritis and how these impact on quality of life

Children’s characteristics
n 171
Gender, n (%) female 123 (71.9)
Age in years when questionnaire data completed, mean (S.D.) 9.0 (4.1)
JIA category, n (%)  
Systemic 26 (15.2)
Oligo persistent 13 (7.6)
Oligo extended 42 (24.6)
Poly RF – 63 (36.8)
Poly RF + 9 (5.3)
Poly, RF status unknown 2 (1.2)
Psoriatic 6 (3.5)
ERA 10 (5.8)
Disease duration in years, mean (S.D.) (n=169) 4.0 (3.3)
Responder status (known for n = 117)  
Non-responder 34 (29.1)
ACR30 83 (70.9)
ACR50 74 (63.2)
ACR70 59 (50.4)
Current disease severity, median, range, (IQR)  
Number of active joints (known for n = 158) 0, 0–12, 0-1
Number of limited joints (known for n = 155) 0, 0–32, 0-2
Mothers’ characteristics
Age in years, mean (S.D.) 38.5 (6.7)
Education*, n (%)  
≤GCSE or equivalent 105 (63.2)
Advanced level or equivalent 23 (13.8)
Degree/Postgraduate 38 (22.9)
Not stated 5
  1. *Advanced level – national examinations usually taken at age 18, required for university admission.
  2. GCSE – national examinations usually taken at age 16.