Table 2.

Morphological characteristics of aneurysms

Morphologic parameter	Unruptured (n=87)	Ruptured (n=19)	p Value
Anterior circulation (n (%))	85 (97.7)	19 (100.0)	1.000
Bifurcation (n (%))	37 (42.5)	12 (63.2)	0.102
Irregular shape* (n (%))	35 (40.2)	16 (84.2)	0.001
Neck width (mm)	4.56±1.80	4.46±1.99	0.835
Depth (mm)*	5.99±6.04	7.02±4.33	0.002
Maximum Size (mm)*	7.29±6.60	8.34±4.78	0.009
Flow angle (°)	113.02±28.71	113.30±28.22	0.969
Wall thickness (mm)*	0.93±0.47	1.17±0.34	0.001
Enhanced patterns (n (%))
No*	23 (26.4)	0 (0.0)	0.011
Entire	57 (65.2)	10 (52.6)	0.291
Partial*	7 (8.0)	9 (47.4)	<0.001
Enhanced ratio (%)*	0.63±0.70	0.90±0.45	<0.001

*Variables showing significant difference by univariate analysis (p<0.05).