Table 1.

ROC analysis: performance of serial measurements for prediction or exclusion of non-STEMI using hs-cTnT.

AdmissionWithin 3 hWithin 5 h
Area under the curve
 Mean0.8160.8830.945
 95% CI0.703–0.9000.786–0.9460.865–0.985
Optimal cutpoint, ng/L>9.49>17.15>17.41
Sensitivity, %
 Mean80.084.696.2
 95% CI59.3–93.165.1–95.580.3–99.4
Specificity, %
 Mean81.083.083.0
 95% CI65.9–91.469.2–92.369.2–92.3
Positive predictive value, %
 Mean71.4873.3575.78
 95% CI50.9–87.053.7–87.957.4–89.0
Negative predictive value, %
 Mean87.1090.6997.53
 95% CI72.6–95.777.9–97.486.8–99.6