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Table 2 Disease activity variables for individuals with RA

From: The association between rheumatoid arthritis and periodontal disease in a population-based cross-sectional case-control study

Disease duration from symptom start, years, mean (SD)12114 (13)
VAS pain, mm, mean (SD)12335 (28)
ESR, mm, mean (SD)12319 (15)
CRP, mg/ml, mean (SD)1269 (8)
DAS28ESR classes, %125 
DAS28 < 2.6 remission 40.5%
2.61–3.2 low disease activity 22.2%
3.21–5.1 moderate disease activity 31%
> 5.1 high disease activity 5.6.%
Anti - CCP positive %12466%
RF positive %12356%
Number of current DMARDs, mean (SD)1260.8 (0.6)
Total number of all medications at inclusion, mean (SD)1269.9 (4.3)
  1. NA not available, VAS visual analogue scale, ESR Erythrocyte sedimentation rate, CRP C- reactive protein, DAS28ESR Disease Activity Score (28 joints) calculated with ESR, Anti-CCP Anti-cyclic citrullinated protein, RF Rheumatoid factor, DMARD Disease-modifying anti-rheumatic drug