Table 2.

ROC curve analysis showing diagnostic performance of quantitative D-dimer (ng/mL) in predicting CVST (n = 83)

Parameter	Value (95% CI)
Cutoff (p value)	≥ 792 (0.003)
AUROC	0.694 (0.58–0.809)
Sensitivity	57.1% (42–71)
Specificity	79.4% (62–91)
Positive predictive value	80.0% (63–92)
Negative predictive value	56.2% (41–71)
Diagnostic accuracy	66.3% (55–76)
Positive likelihood ratio	2.78 (1.37–5.61)
Negative likelihood ratio	0.54 (0.37–0.78)
Diagnostic odds ratio	5.14 (1.88–14.06)