Table 3

Logistic regression analysis

CharacteristicsUnivariate analysisMultivariate analysis
P valueCrude HR95% CIP valueAdjusted HR95% CI
Male0.1281.4560.897 to 2.363
Age >54 years 0.023 0.5590.338 to 0.924 0.006 0.4640.274 to 0.785
BMI ≥28 kg/m2 0.048 0.3990.161 to 0.994 0.026 0.4270.184 to 0.991
Diabetes mellitus0.7211.1650.504 to 2.697
Dyslipidemia0.4080.8120.495 to 1.331
Hypertension0.7281.0890.673 to 1.762
Pre-SAH0.8860.9190.288 to 2.929
Pre-stroke0.7861.1520.416 to 3.189
Coronary artery disease0.6771.1950.517 to 2.765
Current smoking0.2251.4560.794 to 2.671
Regular alcohol drinkers0.7771.0980.575 to 2.096
Allergy0.1310.5230.226 to 1.212
Number of PEDs used0.8640.9370.446 to 1.969
PED associated with coils0.8131.0600.653 to 1.721
Aneurysm location in posterior circulation 0.002 2.1751.335 to 3.543 P<0.001 2.8951.732 to 4.838
Aneurysm with lobulation0.5901.2250.585 to 2.564
Aneurysm with daughter sac0.9430.9670.389 to 2.408
Aneurysm in bifurcation0.1571.9330.776 to 4.816
Aneurysm neck0.1091.0200.995 to 1.046
Maximum diameter0.1241.0180.995 to 1.042
Aneurysm height0.1641.0230.991 to 1.057
Aneurysm width0.0581.0220.999 to 1.046
Aneurysm perpendicular height0.1061.0280.994 to 1.063
Aspect ratio0.2190.8000.561 to 1.142
Height/width ratio 0.040 0.3870.157 to 0.956
Bottle neck factor0.5780.8100.385 to 1.702
Size ratio 0.030 1.0811.008 to 1.160
Neck ratio 0.006 1.1301.035 to 1.235
Parental artery diameter0.5571.0890.819 to 1.447
Proximal artery diameter0.4851.0990.843 to 1.434
Distal artery diameter0.3951.1320.851 to 1.505
Difference between proximal and distal artery0.9290.9860.732 to 1.330
Proximal/distal ratio0.9580.9770.407 to 2.343
Mean artery diameter0.3821.1470.843 to 1.561
Recurrent aneurysm0.7131.3030.319 to 5.331
Symptomatic aneurysm0.7361.0860.672 to 1.756
Multiple aneurysm0.3270.7600.439 to 1.316
Unsatisfactory device deployment0.1601.9230.772 to 4.79
Balloon angioplasty 0.030 1.7711.056 to 2.968 0.037 1.9921.162 to 3.414
Preinterventional operation0.3700.5880.185 to 1.874
Last follow-up complete occlusion0.4940.7820.386 to 1.584
Fusiform aneurysm 0.004 2.0621.258 to 3.380
Drug withdrawal0.1161.6410.932 to 2.903
Clopidogrel switched to ticagrelor0.2561.4570.762 to 2.789
  • BMI, body mass index; ISS, in-stent stenosis; PED, Pipeline embolization device; SAH, subarachnoid hemorrhage.