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Logo of arthrestherBioMed Centralbiomed central web sitesearchsubmit a manuscriptregisterthis articleArthritis Research & Therapy
Published online 2010 May 14. doi: 10.1186/ar3013

Table 1

Clinical features of the participants who contributed plasma

Number of participants303030
Sex, male/female8/227/2313/17
Age, mean (range)60.1 (22 to 77)75.1 (65 to 89)46.5 (32 to 62)
Disease duration (y), mean (range)10.4 (0.3 to 32)NANA
Positive anti-CCP antibody, n (%)10 (90.9%)NANA
ESR (mm), mean (range)37.2 (4 to 116)NANA
CRP (mg/dl), mean (range)2.1 (0 to 9.6)NANA
MMP3 (ng/ml), mean (range)290.1 (32.4 to 800)NANA
DAS28, mean (range)4.4 (1.7 to 7.1)NANA
 SJC, mean (range)4.3 (0 to 13)NANA
 TJC, mean (range)4.5 (0 to 27)NANA
VAS42.3 (0 to 95)NANA
Steinbrocker Stage, nI: 4, II: 3, III: 6, IV: 17NANA
Steinbrocker Class, nI: 1, II: 24, III: 5, IV: 0NANA
Kellgren/Lawrence grade, nNAI: 0, II: 0, III: 9, IV: 21NA
Medication, n (%)
 Prednisolone21 (70%)NANA
 Methotrexate18 (60%)NANA
 Infliximab8 (27%)NANA
 Eternercept2 (6.7%)NANA
 Tocilizumab2 (6.7%)NANA
 Tacrolimus2 (6.7%)NANA
 Salazosulfapyridine6 (20%)NANA
 Bucillamine5 (17%)NANA
 Mizoribine0 (0%)NANA
 Gold1 (3.3%)NANA

CCP, cyclic citrullinated peptide; CRP, C-reactive protein; DAS28, 28-joint Disease Activity Score; ESR, erythrocyte sedimentaition ratio; HC, healthy control; MMP-3, metalloproteinase-3; NA, not applicable; OA, osteoarthritis; RA, rheumatoid arthritis; SJC, swollen joint count; TJC, tender joint count; VAS, visual analogue scale of general health;

† anti-CCP antibodies of 10 patients were positive among 11 patients examined.