Evidence map›Paper›PMID 36775969›Full record

SynthesisInterventional neuroradiology : journal of peritherapeutic neuroradiology, surgical procedures and related neurosciences2026

Packing density and the angiographic results of coil embolization of intracranial aneurysms: A systematic review and meta-analysis.

Amir Hassankhani, Sherief Ghozy, Cem Bilgin, Ramanathan Kadirvel, David F Kallmes

Abstract readSystematic ReviewMeta-Analysis
In one paragraph

Synthesis in Interventional neuroradiology : journal of peritherapeutic neuroradiology, surgical procedures and related neurosciences, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

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.

2 · The registry

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.

3 · Its place in the literature

Who cites it

6 citing papers in PubMed.

  1. Article
  2. Article
  3. A comparison of endovascular coil systems for the treatment of small intracranial aneurysms.Interventional neuroradiology : journal of peritherapeutic neuroradiology, surgical procedures and related neurosciences · 2025
    Article
  4. Interdependence of First-coil and Global volume embolization ratios (VERs) calculated by Sim&Size in predicting aneurysm occlusion outcomes.Interventional neuroradiology : journal of peritherapeutic neuroradiology, surgical procedures and related neurosciences · 2025
    Article
  5. Article
  6. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors.

Amir HassankhaniDepartment of Radiology, Mayo Clinic, Rochester, MN, USA.ORCID 0000-0002-0529-5341
Sherief GhozyDepartment of Radiology, Mayo Clinic, Rochester, MN, USA.ORCID 0000-0001-5629-3023
Cem BilginDepartment of Radiology, Mayo Clinic, Rochester, MN, USA.ORCID 0000-0002-6243-9495
Ramanathan KadirvelDepartment of Radiology, Mayo Clinic, Rochester, MN, USA.ORCID 0000-0002-6786-9953
David F KallmesDepartment of Radiology, Mayo Clinic, Rochester, MN, USA.ORCID 0000-0002-8495-0040

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

BackgroundEndovascular coil embolization (ECE) for intracranial aneurysms has been proven as an effective minimally invasive treatment. However, the aneurysm recanalization after coiling is a serious complication of this technique. Among all the proposed factors associated with recanalization, the impact of packing density (PD) is still controversial.ObjectiveTo clarify the role of PD in the aneurysm recanalization following ECE, via conducting a systematic review and meta-analysis.MethodsA systematic literature search was conducted using PubMed, Scopus, Embase, and Web of Science databases, until November 28, 2022, by adhering to the Preferred Reporting Items for Systematic Review and Meta-Analyses statement guidelines. Considering the eligibility criteria, all the studies reporting the outcomes of interest were included. Data elements of interest were extracted and analyzed using R software version 4.2.1.ResultsThe pooled analysis of the 17 eligible papers revealed a 29% higher PD of the nonrecanalized aneurysms (ROM = 1.29, 95% confidence interval [CI] = 1.18-1.40,

Indexed as

Cerebral AngiographyEmbolization, TherapeuticIntracranial AneurysmHumansTreatment OutcomeAneurysmangiographycoil

Identifiers

PMID36775969
PMCPMC13305117

What OpenQuestion holds

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Registered trials

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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.