Table 3.

Predictors of branch occlusion.

Variables	Patent branch	Occluded branch	Univariate P-Value	Multivariate P-Value	OR	(95% CI)
Mean age(year)	52.8 ± 11.0	53.8 ± 13.4	0.695
Female	116/149(77.8%)	19/24(79.1%)	0.885
Smoking	12/149(8.1%)	1/24(4.2%)	0.800
Hypertension	59/149(39.6%)	7/24(21.2%)	0.329
Drinking	14/149(9.4%)	1/24(4.2%)	0.650
Coronary artery disease	7/149(4.7%)	2/24(8.3%)	0.803
Diabetes mellitus	5/149(3.4%)	2/24(8.3%)	0.555
Hyperlipidemia	6/149(4%)	3/24(12.5%)	0.215
Mean procedural time (min)	118.4 ± 57.1	147 ± 62.1	0.026	0.248	1.005	0.996–1.015
Multi PED	7/149(4.7%)	2/24(8.3%)	0.803
Adjunctive coiling	73/149(49%)	12/24(50%)	0.927
Mean PED diameter	4.2 ± 0.5	3.9 ± 0.4	0.002	0.003	0.168	0.052–0.540
Branch coming from aneurysm	10/149(6.7%)	6/24(25%)	0.004	0.004	6.614	1.798–24.331
Mean branch diameter	1 ± 0.5	1.2 ± 0.5	0.144
Mean aneurysm size	11.1 ± 7.8	12.3 ± 7.6	0.481
SAF*	60/149(40.3%)	9/24(37.5%)	0.797
AOF*	116/149(77.9%)	15/24(62.5%)	0.104
Balloon assisted	9/149(6%)	2/24(8.3%)	> 0.999
Complications	5/149(3.4%)	1/24(4.2%)	> 0.999
Initial symptoms	111/149(74.5%)	21/24(87.5%)	0.164
Length of Follow-up	7.8 ± 4.3	8 ± 3.5	0.851
OphA involvement	97/109(89.0%)	12/109(11.0%)	0.155
PCoA involvement	20/24(83.3%)	4/24(16.7%)	0.914
AChA involvement	7/7(100%)	0/24(0%)	0.599
ACA involvement	4/11(36.4%)	7/11(63.6%)	< 0.001	< 0.001	25.656	5.271–124.875
AICA involvement	3/4(75%)	1/4(25%)	>0.999
PICA involvement	18/18(100%)	0/24(0%)	0.150

^*SAF, Stasis of aneurysmal flow immediately after PED deployment; AOF, Aneurysm occlusion at follow-up.