. Author manuscript; available in PMC: 2015 Jan 1.

Published in final edited form as: J Stroke Cerebrovasc Dis. 2012 Dec 14;23(1):10.1016/j.jstrokecerebrovasdis.2012.10.020. doi: 10.1016/j.jstrokecerebrovasdis.2012.10.020

Table 2.

Sensitivity and specificity of CBV, MTT and DWI for final diagnosis of Stroke.

	Sensitivity %(CI)	Specificity %(CI)	PPV %(CI)	NPV %(CI)	AUC
CBV	20.0 (11.8–30.4)	96.5 (90.0–99.3)	84.2 (60.4–96.6)	55.8 (47.7–64.4)	58.2%
MTT	40 (29.2–51.5)	91.8 (83.8 – 96.6)	82.1 (66.5–92.5)	61.9 (52.8–70.4)	65.9%
DWI	77.5 (66.8–86.1)	88.2 (79.4–94.2)	86.1 (75.9–93.1)	80.7 (71.1–88.1)	82.9%

CI:95% confidence intervals.

AUC: Area under the curve