Table 3:
Preprocedural geometric and hemodynamic continuous parameters for different aneurysm treatment response groups at 12 months
| Parameter | Remnant, Mean ± SD (n = 10) | Occlusion, Mean ± SD (n = 30) | t | P |
|---|---|---|---|---|
| Aneurysm sac size, mm | 15.00 ± 4.78 | 8.08 ± 3.74 | 4.722 | <.001 |
| Perpendicular height, mm | 11.72 ± 4.50 | 5.86 ± 2.75 | 4.942 | <.001 |
| Maximum height, mm | 12.52 ± 4.76 | 6.64 ± 3.07 | 4.545 | <.001 |
| Ostium maximum diameter, mm | 7.69 ± 2.60 | 4.12 ± 1.70 | 4.954 | <.001 |
| Ostium area, mm2 | 50.26 ± 26.69 | 20.82 ± 16.48 | 3.286 | .007 |
| Size ratio | 3.36 ± 1.30 | 1.85 ± 1.19 | 3.392 | .002 |
| Aspect ratio | 1.55 ± 0.60 | 1.44 ± 0.75 | 0.195 | .85 |
| Maximum inflow velocity, m/s | 0.294 ± 0.133 | 0.302 + 0.160 | –0.143 | .89 |
| Mean inflow velocity, m/s | 0.105 ± 0.034 | 0.121 + 0.065 | –0.722 | .48 |
| Maximum inflow rate, mL/s | 2.382 ± 1.306 | 1.354 ± 1.373 | 2.074 | .04 |
| Systolic inflow rate ratio | 0.552 ± 0.271 | 0.270 ± 0.258 | 2.955 | .005 |
| Systolic inflow area, mm2 | 23.18 ± 11.37 | 10.00 ± 7.88 | 4.087 | <.001 |
| Parent vessel flow rate, mL/s | 2.84 ± 0.73 | 3.50 ± 0.64 | –2.746 | .009 |
Note:—SD indicates standard deviation.