Table 2. Risk Factors for Procedure-Related Complications in Patients with Large and Giant Aneurysms Treated by FRED.
| Variables | No. of patients | Procedure-related complications (%) | p, Univariate | p, Regression (OR, 95% CI) | ||
|---|---|---|---|---|---|---|
| Yes (n=6) | No (n=27) | |||||
| Age (yr) | 56.5±16.0 | 58.3±14.6 | 0.768* | |||
| Sex | 0.208 | |||||
| Male | 10 | 3 (30.0) | 7 (70.0) | |||
| Female | 23 | 3 (13.0) | 20 (87.0) | |||
| Hypertension | 0.467 | |||||
| Yes | 12 | 2 (16.7) | 10 (83.3) | |||
| No | 21 | 4 (19.0) | 17 (81.0) | |||
| Diabetes | 0.625 | |||||
| Yes | 5 | 1 (20.0) | 4 (80.0) | |||
| No | 28 | 5 (17.9) | 23 (82.1) | |||
| Smoking | 0.094 | 0.169 (1.682, 0.874–5.984) | ||||
| Yes | 4 | 0 (0) | 4 (100) | |||
| No | 29 | 6 (20.7) | 23 (79.3) | |||
| Dyslipidemia | 0.108 | |||||
| Yes | 3 | 0 (0) | 3 (100) | |||
| No | 30 | 6 (20.0) | 24 (80.0) | |||
| Location of aneurysm | 0.018 | 0.034 (6.532, 1.335–17.816) | ||||
| ICA | 22 | 2 (9.1) | 20 (90.9) | |||
| Non-ICA | 11 | 4 (36.4) | 7 (63.6) | |||
| Type of aneurysm | 0.352 | |||||
| Saccular | 24 | 4 (16.7) | 20 (83.3) | |||
| Non-saccular | 9 | 2 (22.2) | 7 (77.8) | |||
| Aspirin reaction units | 494.3±47.2 | 462.5±44.9 | 0.354* | |||
| P2Y12 reaction units | 146.2±39.5 | 176.4±50.2 | 0.286* | |||
| Maximum diameter (mm) | 19.0±8.3 | 19.7±4.6 | 0.889* | |||
| Neck size (mm) | 12.4±6.8 | 9.7±4.4 | 0.216* | |||
| Adjunctive procedure | 0.086 | 0.207 (0.885, 0.429–2.723) | ||||
| Yes | 5 | 0 (0) | 5 (100) | |||
| No | 28 | 6 (21.4) | 22 (78.6) | |||
| Intraaneurysmal thrombus | 0.296 | |||||
| Yes | 10 | 1 (10.0) | 9 (90.0) | |||
| No | 23 | 5 (21.7) | 18 (78.3) | |||
CI, confidence interval; ICA, internal carotid artery; OR, odds ratio; SD, standard deviation; FRED, Flow Re-direction Endoluminal Device.
Data are presented as mean±standard deviation or n (%).
*Mann-Whitney U test.