Table 4

 Results of logistic regression analysis of baseline variables to predict rheumatoid arthritis at one year in early arthritis

BSEOdds ratio (Exp(B))95% CIAccuracy
ACF, antibodies to citrullinated human fibrinogen; CCP, cyclic citrullinated peptide; CI, confidence interval; DAS28, 28 joint disease activity score; HAQ, health assessment questionnaire; RF, rheumatoid factor; ROC, receiver operating characteristic; VAS, visual analogue scale.
Constant−3.3550.62278.0%
Anti-CCP ⩾251.5360.5874.61.5 to 14.7
IgM-RF ⩾451.5210.6624.61.3 to 16.7
ACF ⩾1401.4430.6144.21.3 to 14.1
DAS280.8000.1452.21.7 to 3.0
Pain (VAS)−0.0140.0070.990.97 to 0.99
Variables not in equation p value
Age0.204
ESR0.484
C reactive protein0.089
HAQ0.371
Sharp/van der Heijde0.611