Table 2

Pooled results from three randomized controlled trials

HELPS TrialNMortalityProcedural aneurysm ruptureThromboembolic complicationTechnical success
White et al 2008454992.2% (11/499) At discharge3.4% (17/499)10.2% (51/499)96.6% (482/499)
MAPS TrialNMortalityOverall complication rateClinical event committee adjudicatedTechnical success
Rupture/ re-ruptureIschemic strokeHemorrhagic stroke
McDougall et al 2014466260.2% (1/624) Periproc
2.4% (15/626) 30 day
14.9% (93/624)0.3% (2/626)3.4% (21/626)1.1% (7/626)97.1% (608/626)
Cerecyte TrialNMortalityOverall
complication
rate
Procedural
aneurysm
rupture
Thromboembolic
complication
Neuro
deterioration
Technical
success
Coley et al 2012474970% within 24 hours 0.4% (2/497) discharge12.3% (61/497)3.6% (18/497)5.6% (28/497)3.0% (15/497)97.2% (483/497)