The Value of Cerebral CT Angiography with Low Tube Voltage in Detection of Intracranial Aneurysms

Table 3

Accuracy of C-CTA and L-CTA in the detection of intracranial aneurysms.

Group	True positive	False positive	False negative	True negative	Sensitivity	Specificity	Accuracy
C-CTA	140	3	9	1777	93.96%	99.83%	99.38%
L-CTA	118	5	6	1771	95.16%	99.72%	99.42%