SynthesisNeurological sciences : official journal of the Italian Neurological Society and of the Italian Society of Clinical Neurophysiology2022
Long-term outcomes of ruptured saccular intracranial aneurysm clipping versus coiling: systematic review and meta-analysis of randomized controlled trials.
Synthesis in Neurological sciences : official journal of the Italian Neurological Society and of the Italian Society of Clinical Neurophysiology, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 3 papers.
What it found
Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.
The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
The trial behind it
Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.
Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.
Who cites it
3 citing papers in PubMed.
- Mechanisms of Intracranial Aneurysm Rupture: An Integrative Review of Experimental and Clinical Evidence.Journal of clinical medicine · 2025Review
- Microsurgical clipping remains a viable option for the treatment of coilable ruptured middle cerebral artery aneurysms in the endovascular era.Neurosurgical review · 2025Article
- Multidimensional outcome after endovascular or microsurgical occlusion of ruptured intracranial aneurysms - Comparative analysis of a prospective Swiss multicenter study.Brain & spine · 2025Article
Corrections and comments
- Erratum issued
Authors and funding
7 authors.
Funding
No grant is acknowledged in the PubMed record.
Abstract
introductionPrevious meta-analyses comparing microsurgery and coiling that include BRAT may be inaccurate to compare the outcomes of ruptured saccular aneurysms. This study aims to evaluate 10-year efficiency, safety, and advantages of coiling compared with clipping in patients with spontaneous saccular aneurismal SAH as a primary outcome. Also analyzed secondary outcomes: no-occlusion, mortality, rebleeding, and retreatment.
methodsA systematic search of the literature on microsurgical clipping versus coiling was done to identify RCTs with at least 10 years of follow-up published between 2000 and 2021. The primary outcome was favorable functional outcome, defined as a modified Rankin scale (mRS) score ≤ 2. Secondary outcomes were no-occlusion, mortality, rebleeding, and retreatment. Quality of the included trials was analyzed using the Risk of Bias 2.0 (RoB 2.0) tool. A random-effects meta-analysis was performed.
resultsTwo studies reported 10-year follow-up results, and the meta-analysis did not demonstrate significant differences between groups (OR 0.9, 95%CI 0.66-1.24, I
conclusionThere are no long-term differences regarding no-occlusion, mortality, and rebleeding rates between coiling and clipping. Higher retreatment rates were associated with coiling.
Indexed as
Identifiers
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Registered trials
Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.