Table 5: Presence and number of aneurysms in complete and incomplete CW.

TotalCircle of WILLS anatomyP value
CharacteristicsIncompleteComplete

Presence of Aneurysm
No71(75.5%)43(72.9%)28(80.0%)0.438
Yes23(24.5%)16(27.1%)7(20.0%)

Number of Aneurysms
1 Aneurysm18(78.3%)12(75.0%)6(85.7%)0.567
More than 1 Aneurysm5(21.7%)4(25.0%)1(14.3%)