Table 4.

The morphological and hemodynamic differences of different rupture stages, and the hemodynamic characteristics of different region in IOR aneurysm.

Variables	Early or pre-dissection stage		Dissection stage	Clip application stage	p-value
The morphological and hemodynamic differences of different rupture stages
AR∗	2.7 ± 0.4		2.0 ± 0.7	1.8 ± 0.8	<0.001
NWSSa∗	0.24 ± 0.17		0.31 ± 0.14	0.29 ± 0.11	0.042
NWSSm∗	0.42 ± 0.24		0.43 ± 0.28	0.49 ± 0.35	0.002
OSI	0.030 ± 0.046		0.042 ± 0.059	0.043 ± 0.052	0.646
Variables		Rupture area		Adjacent area	p-value
The hemodynamic characteristics of different region in IOR aneurysm
NWSSa∗		0.18 ± 0.12		0.39 ± 0.11	<0.001
NWSSm∗		0.26 ± 0.15		0.46 ± 0.22	<0.001
OSI		0.048 ± 0.048		0.032 ± 0.039	0.365

^∗Is the parameter with statistically significance.