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Table 1 Difference in ACA flow in both groups

From: Comparison between intracranial collaterals and cerebral hemodynamics in patients with extracranial carotid stenosis versus combined extra- and intracranial stenosis using transcranial duplex

Ipsilateral ACA

MRA

Chi-square

Extracranial stenosis

Intracranial and extracranial stenosis

Total

N

%

s

%

N

%

χ 2

P value

Normal

12

80.00

15

100.00

27

90.00

3.333

0.068

Reverse

3

20.00

0

0.00

3

10.00

Total

15

100.00

15

100.00

30

100.00