Preprocedural geometric and hemodynamic continuous parameters for different aneurysm treatment response groups at 6 months
| Parameter | Remnant, Mean ± SD (n = 19) | Occlusion, Mean ± SD (n = 21) | t | P |
|---|---|---|---|---|
| Aneurysm sac size, mm | 12.58 ± 4.91 | 7.36 ± 3.59 | 3.867 | <.001 |
| Perpendicular height, mm | 9.29 ± 4.41 | 5.61 ± 2.88 | 3.089 | .004 |
| Maximum height, mm | 10.36 ± 4.55 | 6.15 ± 2.99 | 3.418 | .002 |
| Ostium maximum diameter, mm | 6.64 ± 2.76 | 3.46 ± 0.71 | 4.873 | <.001 |
| Ostium area, mm2 | 41.43 ± 26.73 | 15.61 ± 9.05 | 4.007 | .001 |
| Size ratio | 2.74 ± 1.30 | 1.77 ± 1.30 | 2.353 | .02 |
| Aspect ratio | 1.49 ± 0.62 | 1.62 ± 0.80 | –0.572 | .57 |
| Maximum inflow velocity, m/s | 0.354 ± 0.176 | 0.245 + 0.111 | 2.336 | .03 |
| Mean inflow velocity, m/s | 0.132 ± 0.066 | 0.101 + 0.049 | 1.670 | .10 |
| Maximum inflow rate, mL/s | 2.451 ± 1.599 | 0.817 ± 0.579 | 4.211 | <.001 |
| Systolic inflow rate ratio | 0.519 ± 0.307 | 0.167 ± 0.130 | 4.639 | <.001 |
| Systolic inflow area, mm2 | 19.49 ± 11.79 | 7.47 ± 4.40 | 4.188 | <.001 |
| Parent vessel flow rate, mL/s | 3.17 ± 0.75 | 3.50 ± 0.64 | –1.509 | .14 |
Note:—SD indicates standard deviation.