Clinical Study

Morphology of Middle Cerebral Artery Aneurysms: Impact on Surgical Strategy and on Postoperative Outcome

Table 2

Analysis of morphological aspects associated with aneurysm rupture (SAH group).

SAH ( )Non-SAH ( ) value

DBD7.9 mm5.3 mm 0.001*
Max diameter7.9 mm6.3 mm0.04*
Multilobated shape32.9%18.8%0.01*
NVR1.951.7>0.05
Branching vessels3.6%4.3%>0.05
Diameter parent vessel1.92.0>0.05
M112.2%29%>0.05
M287.8%71%0.007*

Level of significance.