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- Table 1:
Demographic and angiographic characteristics of coiled aneurysms showing minor recanalization in follow-up images at 6 months (N = 65)
Variables Stationary (n = 41) Major Recanalization (n = 24) P Valuea Clinical Female 30 (73.2%) 18 (75.0%) .87 Age (yr) 58.1 ± 12.0 57.6 ± 9.2 .86 HTN 27 (65.9%) 12 (50.0%) .21 DM 3 (7.3%) 0 (0%) .29 Hyperlipidemia 4 (9.8%) 2 (8.3%) 1.00 Smoking 4 (9.8%) 5 (20.8%) .21 Aneurysmal Location Anterior 33 (80.5%) 23 (95.8%) Posterior 8 (19.5%) 1 (4.2%) .08 Presentation UIA 33 (80.5%) 16 (66.7%) SAH 8 (19.5%) 8 (33.3%) .21 Status Initial 28 (68.3%) 20 (83.3%) Recanalized (2nd coiling) 13 (31.7%) 4 (16.7%) .18 Bifurcation aneurysm 31 (75.6%) 19 (79.2%) .74 Maximum size (mm) 6.3 ± 2.7 6.2 ± 4.1 .93 D/N ratio (>1) 22 (53.7%) 16 (66.7%) .30 Neck size (mm) 4.7 ± 2.1 4.0 ± 1.6 .22 Procedural Stent 16 (39.0%) 3 (12.5%) .02 Balloon 4 (9.8%) 4 (16.7%) .41 Bioactive coil (>50%) 13 (31.7%) 7 (29.2%) .83 Initial occlusion .47 Successful occlusion 33 (80.5%) 21 (87.5%) Residual sac 8 (19.5%) 3 (12.5%) Antiplatelet maintenance 25 (61.0%) 10 (41.7%) .13 Note:—D/N indicates depth-to-neck.
↵a P < .05 is significant.
- Table 2:
Logistic regression model assessing the risk of progression to major recanalization in coiled aneurysms showing minor recanalization at 6 months (N = 65)
Variables Odds Ratio 95% Confidence Interval P Valuea Antiplatelet maintenance 0.82 0.25–2.68 .75 Posterior location 0.24 0.03–2.15 .20 Recanalized aneurysm 0.96 0.22–4.30 .96 Stent 0.22 0.06–0.87 .03 ↵a P < .05 is significant.
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