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. 2015 Mar 20;128(6):774–779. doi: 10.4103/0366-6999.152611

Table 2.

Area under the ROC curve for prediction of the composite outcome

Values by test LTA TEG
AUC, % (95% CI) 0.677 (0.643–0.710) 0.684 (0.650–0.716)
Sensitivity, % (95% CI) 62.5 (43.7–78.9) 68.8 (50.0–83.9)
Specificity, % (95% CI) 72.4 (69.1–75.5) 65.3 (61.7–68.7)
Optimal cut-off, % >53.2 ≤32
NPV, % 97.9 98.0
PPV, % 8.7 7.7

P 0.0009 0.0001

AUC: Area under the curve; CI: Confidence interval; NPV: Negative predictive value; PPV: Positive predictive value; LTA: Light transmittance aggregometry; TEG: Thrombelastography; ROC: Receiver operating characteristic.