Copeptin: Limited Usefulness in Early Stroke Differentiation?

Table 2

Ischemic stroke diagnostic performance of Copeptin at different cut-offs.

Patients with confirmed ischemic stroke
	Number of patients above cut-off (total)	Sensitivity	Specificity	PPV	NPV	Accuracy
Copeptin 10 pmol/L	16 (20)	80%	44%	64%	63%	63%
Copeptin 14 pmol/L	11 (20)	55%	69%	69%	55%	61%