Table 11

Aneurysm treatment prospective studies literature used for comparison

HELPS TrialMAPS TrialCerecyte TrialCorPath GRX
Technical success96.6 %97.1 %97.2 %94.0 %
Intraprocedural aneurysm rupture3.4 %2.2 %3.6 %2.6 %
Thromboembolic complications10.2 %4.5 %5.6 %10.25 %
Mortality2.2% at discharge0.2% periprocedural0.4% before discharge0% at discharge
Raymond-Roy Scale postprocedureOperator self-assessedCore-laboratory reviewCore-laboratory reviewCore-laboratory review
147.5 %36.1 %26.2 %64.5%
234.5 %26.2 %49.5 %4.5 %
318.0 %37.7 %24.3 %31.0 %
Clinical assessment at dischargeWFNSmRSmRS
038.5 %081.8 %078.2 %
1–255.3 %115.9 %117.9 %
≥ 36.0 %22.3 %23.8 %
≥ 30 %≥ 30 %
  • mRS, modified Rankin Scale; WFNS, World Federation of Neurological Surgeons.