Table 4:

Index values for growing and stable aneurysms segregated by aneurysm type^a

	Bifurcation (n = 16)	Sidewall (n = 77)
Max diameter
Growing	4.19 ± 1.68	3.93 ± 2.21
Stable	3.96 ± 2.16	4.18 ± 1.79
Volume
Growing	54.8 ± 52.5	122 ± 214
Stable	51.0 ± 57.1	58.2 ± 114
Surface area
Growing	68.9 ± 42.9	113 ± 145
Stable	62.7 ± 51.8	71.7 ± 73.0
NSI
Growing	0.31 ± 0.10	0.39 ± 0.11b,c
Stable	0.22 ± 0.07	0.31 ± 0.12b
Aspect ratio
Growing	1.00 ± 0.33	1.01 ± 0.57
Stable	1.02 ± 0.32	1.02 ± 0.41
Size ratio
Growing	1.71 ± 1.45	1.11 ± 0.77
Stable	1.37 ± 0.91	1.15 ± 0.62

Note:—Max indicates maximum.

^aData are presented as mean ± SD.

^bSignificant difference between groups.

^cP < .01.