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Table 1 Characteristics of 58 patients with rheumatoid arthritis

From: A profile of immune response to herpesvirus is associated with radiographic joint damage in rheumatoid arthritis

Variable Statistic
Age, years 54.0 (47.9, 63.0)
Sex, female 34 (59%)
RA disease durations, months 18.8 (11.3, 35.9)
Pain (0 to 100 mm) 30 (16, 69)
Patient global assessment (0 to 100 mm) 28.5 (12, 63)
Morning stiffness duration, minutes 30 (15, 90)
HAQ disability index (0 to 3) 0.5 (0.1, 1.4)
RF positive 53 (93%)
ACPA positive§ 44 (80%)
C-reactive protein, mg/L 5.9 (3.0, 11.1)
CMV IgG positive 28 (48%)
EBV IgG positive 55 (95%)
DAS28 4.4 (3.4, 5.4)
Radiographic damage scores (SHS), units  
   Total 18.5 (8, 37)
   Erosions 11.5 (3, 30)
   Joint space narrowing 4.5 (3, 12)
Medications  
   Methotrexate 49 (86%)
   Biologic response modifiers 14 (24%)
   Corticosteroids 27 (47%)
  1. *Values are median (interquartile range) for continuous variables or number (%) for categorical variables. The duration of disease from onset of arthritis symptoms. Of 57 patients tested. §Of 55 patients tested. ACPA, anti-citrullinated protein antibodies; CMV, cytomegalovirus; DAS28, Disease Activity Score in 28 joints, 4-variable version, using the C-reactive protein; EBV, Epstein-Barr virus; HAQ, Health Assessment Questionnaire; IgG, immunoglobulin G; RA, rheumatoid arthritis; RF, rheumatoid factor; SHS, Sharp-van der Heijde score