Table 3. Comparison of 3D morphological parameters between the intracranial saccular rupture group and the unrupture group.
| Morphological parameter | Rupture group (n=53) | Unrupture group (n=44) | Z | P |
|---|---|---|---|---|
| IAV | 0.09 (0.06, 0.19) | 0.04 (0.03, 0.07) | −4.77 | <0.05 |
| MSA | 0.28 (0.20, 0.48) | 0.14 (0.09, 0.19) | −5.58 | <0.05 |
| ASA | 1.04 (0.80, 1.78) | 0.57 (0.47, 0.91) | −4.44 | <0.05 |
| IAV/D | 0.15 (0.11, 0.26) | 0.11 (0.08, 0.17) | −3.34 | <0.05 |
| IAV/N | 0.27 (0.19, 0.58) | 0.13 (0.09, 0.20) | −5.39 | <0.05 |
| MSA/D | 0.43 (0.38, 0.56) | 0.36 (0.30, 0.42) | −3.76 | <0.05 |
| MSA/N | 0.62 (0.49, 0.82) | 0.35 (0.28, 0.47) | −4.00 | <0.05 |
| ASA/N | 3.22 (2.39, 5.46) | 1.78 (1.53, 2.43) | −6.12 | <0.05 |
| ASA/MSA | 4.04 (3.55, 4.86) | 5.31 (4.36, 6.22) | −4.85 | <0.05 |
| ASA/IAV | 11.50 (9.10, 13.50) | 16.41 (13.14, 17.93) | −5.12 | <0.05 |
| MSA/IAV | 2.73 (2.23, 3.42) | 2.97 (2.21, 3.73) | −0.96 | >0.05 |
| ASA/D | 1.71 (1.44, 2.47) | 1.71 (1.49, 2.36) | −0.24 | >0.05 |
Data are presented as median (first quartile, third quartile). 3D, three-dimensional; IAV, intracranial aneurysmal volume; MSA, maximum sectional area; ASA, aneurysmal surface area; IAV/D, intracranial aneurysmal volume/length diameter; IAV/N, intracranial aneurysmal volume/neck width; MSA/D, maximum sectional area/length diameter; MSA/N, maximum sectional area/neck width; ASA/N, aneurysmal surface area/neck width; ASA/MSA, aneurysmal surface area/maximum sectional area; ASA/IAV, aneurysmal surface area/intracranial aneurysm volume; MSA/IAV, maximum sectional area/intracranial aneurysmal volume; ASA/D, aneurysmal surface area/length diameter.