Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

21 questions · 23 findings · 3 reviews

No studies found 9 · 39.1%GRADE not reported 0 · 0%Very low 4 · 17.4%Low 4 · 17.4%Moderate 5 · 21.7%High 1 · 4.3%

Endovascular coiling vs neurosurgical clipping

Death or dependence · people with subarachnoid haemorrhage from a ruptured intracranial aneurysm

Endovascular coiling probably leads to lower poor outcome: death or dependence in daily activities (12 months) compared with neurosurgical clipping (moderate certainty).

2 findings from 1 review

Endovascular coiling vs neurosurgical clipping

Death from any cause (12 months) · people with subarachnoid haemorrhage from a ruptured intracranial aneurysm

Endovascular coiling showed no clear difference in death from any cause (12 months) compared with neurosurgical clipping (moderate certainty).

1 finding from 1 review

Endovascular coiling vs neurosurgical clipping

Delayed cerebral ischaemia · people with subarachnoid haemorrhage from a ruptured intracranial aneurysm

Endovascular coiling probably leads to lower delayed cerebral ischaemia (2–3 months) compared with neurosurgical clipping (moderate certainty).

1 finding from 1 review

Endovascular coiling vs neurosurgical clipping

Rebleeding · people with subarachnoid haemorrhage from a ruptured intracranial aneurysm

Endovascular coiling leads to higher rebleeding postprocedure up to 1 year compared with neurosurgical clipping (high certainty).

2 findings from 1 review

Endovascular coiling vs neurosurgical clipping

Complications from the intervention · people with subarachnoid haemorrhage from a ruptured intracranial aneurysm

Endovascular coiling showed no clear difference in complications from the intervention compared with neurosurgical clipping (low certainty).

1 finding from 1 review