Characteristic
|
Mean (SD) or Median (IQR)*
|
---|
Sex (female)
|
362/589 (61.5%)
|
Age (years)
|
57.34 (14.20)
|
Symptom duration (weeks)
|
14.00 (8.00-26.00)
|
Body mass index (kg/m2)
|
26.59 (4.44)
|
Normal (N = 198)
|
22.64 (1.89)
|
Overweight (N = 209)
|
27.09 (1.35)
|
Obese (N = 97)
|
33.54 (3.23)
|
ESR (mm/hour)
|
21.00 (11.00-36.00)
|
CRP (mg/l)
|
7.00 (5.00-19.50)
|
28-Tender joint count
|
3.00 (0.00-7.00)
|
28-Swollen joint count
|
5.00 (2.00-9.00)
|
General health
|
44.55 (26.39)
|
DAS28-ESR
|
4.23 (1.51)
|
DAS28-CRP
|
4.00 (1.35)
|
SF36 – physical health
|
37.41 (9.32)
|
SF36 – mental health
|
48.13 (11.59)
|
HAQ
|
0.99 (0.72)
|
Anti-CCP positive
|
139/228 (61.0%)
|
Rheumatoid factor positive
|
285/520 (54.8%)
|
- *The values for sex, RF and anti-CCP positivity are the number of patients/number of patients assessed. DAS-28 = disease activity score for 28 joints, ESR = erythrocyte sedimentation rate, CRP = C-Reactive Protein, SF36 = Short Form Health Survey with 36 items, HAQ = Health Assessment Questionnaire.