Table 1

 DAS28 remission in case of DAS remission in 620 observations in 156 patients who participated in the COBRA trial

DAS remission presentDAS remission absentTotal
Sensitivity = 95%, specificity = 84%, positive predictive value = 47%;
negative predictive value = 99%.
DAS, disease activity score; DAS28, 28 joint disease activity score.
DAS28 remission present7787164
DAS28 remission absent4452456
Total81539620