Table 3:

Index values for growing and stable aneurysms segregated by location^{^a}

Index	ACA	ICA	PcomA
Maximum diameter
Growing	4.66 ± 2.63	3.86 ± 1.45	5.20 ± 2.85
Stable	3.76 ± 1.77	4.36 ± 1.88	4.05 ± 1.30
Volume
Growing	71.8 ± 69.6	85.5 ± 175	260 ± 324
Stable	47.2 ± 45.8	51.9 ± 99.7	82.6 ± 102
Surface area
Growing	75.2 ± 60.7	87.5 ± 116	202 ± 192
Stable	57.3 ± 38.9	68.5 ± 65.4	105 ± 91.8
NSI
Growing	0.31 ± 0.11^{^b,^c}	0.38 ± 0.12	0.39 ± 0.08
Stable	0.22 ± 0.07^{^b}	0.31 ± 0.12	0.45 ± 0.08
Aspect ratio
Growing	0.95 ± 0.25	0.90 ± 0.40	0.98 ± 0.29
Stable	1.17 ± 0.39	0.96 ± 0.33	0.73 ± 0.25
Size ratio
Growing	1.53 ± 1.09	0.93 ± 0.55	1.40 ± 0.86^{^b,^c}
Stable	1.48 ± 0.75	1.03 ± 0.50	0.81 ± 0.33^{^b}