Results of multivariable logistic analysis
| Parameter | OR | 95% CI | P value | ||
| A: Variables with P<0.1 | |||||
| Ane.V* | post-embo. | 3.72×104 | 8.57×10−23 | 1.61×1031 | 0.737 |
| Ane.V* | Reduc. rate | 1.23×10−3 | 9.68×10−20 | 1.57×1013 | 0.723 |
| NeckMF | Reduc. rate | 0.290 | 4.77×10−3 | 18.0 | 0.559 |
| NeckPDMax | pre-embo. | 1.110 | 0.480 | 2.560 | 0.805 |
| NeckPDMax | Incre. rate | 0.600 | 0.390 | 0.950 | 0.029* |
| VER | 7.41×10−4 | 1.15×10−9 | 478.0 | 0.291 | |
| Neck area | 1.050 | 1.010 | 1.090 | 0.027* | |
| HT | 4.230 | 1.200 | 14.900 | 0.025* | |
| Sex | 4.040 | 1.120 | 14.500 | 0.033* | |
| B: After the stepwise selection using the P value (until P<0.05) | |||||
| Ane.V* | Reduc. rate | 4.12×10−9 | 5.87×10−15 | 2.89×10−3 | 0.005** |
| NeckPDMax | Incre. rate | 0.590 | 0.374 | 0.932 | 0.024* |
| Neck area | 1.060 | 1.010 | 1.100 | 0.011* | |
| HT | 3.630 | 1.160 | 11.400 | 0.027* | |
| Sex | 4.420 | 1.360 | 14.300 | 0.013* | |
*P<0.05,
**P<0.01.
Ane, aneurysm; CI, confidence interval; Embo, embolization; HT, hypertension; Incre, increase; MF, mass flow; OR, odds ratio PD, pressure difference; Reduc,reduction; V, velocity; VER, volume embolization ratio.