Table 1

Characteristics of patients, aneurysms and retreatment with angiographic outcome

Baseline characteristicsAll (n=57)
Age (years)54±10.8
Female36 (78)
Acutely ruptured25 (40)
Aneurysm height (mm)5.9±2.3
Aneurysm width (mm)5.8±2.3
Aneurysm neck (mm)4.5±1.7
Aspect ratio (height/neck)1.4±0.6
Aneurysm location
ACom20 (35)
MCA19 (33)
BA8 (14)
PCom6 (11)
ACA2 (4)
Other2 (4)
Retreatment type
Surgery6 (10.5)
Flow diverter stent25 (43.9)
Stent-assisted coiling10 (17.5)
Coiling6 (10.5)
Y-stents assisted coiling5 (8.8)
WEB5 (8.8)
Angiographic outcomes
DSA for last follow-up28 (49)
Last imaging (month)12 (5.7–18.6)
BOSS 0 or 0’28 (56)
BOSS 12 (4)
BOSS 214 (28)
BOSS 3 or 3+16 (12)
  • Data are presented as a percentage (%) for qualitative variables and as mean±SD or median (IQR) for quantitative variables (according to their distribution).

  • ACA, anterior cerebral artery; ACom, anterior communicating artery; BA, basilar artery; BOSS, Bicêtre Occlusion Scale Score; DSA, digital subtraction angiography; MCA, middle cerebral artery; PCom, posterior communicating artery; WEB, Woven EndoBridge device.