If this template is removed, do not replace it.The article may be deleted if this message remains in place for seven days, i.e., after 18:40, 15 February 2025 (UTC).
[4]: 114 The study was prematurely terminated in 2002 after the oversight committee determined there was increased morbidity with surgical clipping compared to endovascular coiling.
[1] Although the initial ISAT analysis appeared to favor endovascular coiling over microsurgical clipping, subsequent meta-analysis have questioned that conclusion finding higher incidences[spelling?]
[7] The ISAT authors conclude that "when treating ruptured cerebral aneurysms, the advantage of coil embolization over clip ligation cannot be assumed for patients younger than 40 years old.
[9] It appears that although endovascular coiling is associated with a shorter recovery period as compared to surgical clipping, it is also associated with a significantly higher recurrence rate after treatment.