Evidence map›Paper›PMID 34880112›Full record

SynthesisStroke and vascular neurology2022

Endovascular treatment with or without intravenous alteplase for acute ischaemic stroke due to basilar artery occlusion.

Ximing Nie, David Wang, Yuehua Pu, Yufei Wei, Qixuan Lu, Hongyi Yan, Xin Liu, Lina Zheng, Jingyi Liu, Xinxuan Yang and 12 more

Abstract readMeta-Analysis
In one paragraph

Synthesis in Stroke and vascular neurology, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 29 papers, 11 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
29citing papers in PubMed, 11 pooled it
–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

29 citing papers in PubMed, 11 syntheses or guidelines pooled it.

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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

22 authors.

Ximing NieDepartment of Neurology, Beijing Tiantan Hospital, Capital Medical University, Beijing, China.ORCID 0000-0002-8380-4076
David WangNeurovascular Division, Department of Neurology, Barrow Neurological Institute, Phoenix, Arizona, USA.
Yuehua PuDepartment of Neurology, Beijing Tiantan Hospital, Capital Medical University, Beijing, China.
Yufei WeiDepartment of Neurology, Beijing Tiantan Hospital, Capital Medical University, Beijing, China.ORCID 0000-0002-1822-7372
Qixuan LuDepartment of Neurology, Beijing Tiantan Hospital, Capital Medical University, Beijing, China.
Hongyi YanDepartment of Neurology, Beijing Tiantan Hospital, Capital Medical University, Beijing, China.
Xin LiuDepartment of Neurology, Beijing Tiantan Hospital, Capital Medical University, Beijing, China.
Lina ZhengDepartment of Medicine and Therapeutics, Prince of Wales Hospital, Hong Kong, China.
Jingyi LiuDepartment of Neurology, Beijing Tiantan Hospital, Capital Medical University, Beijing, China.ORCID 0000-0001-7360-0267
Xinxuan YangDepartment of Neurology, Beijing Tiantan Hospital, Capital Medical University, Beijing, China.
Yarong DingDepartment of Neurology, Beijing Tiantan Hospital, Capital Medical University, Beijing, China.ORCID 0000-0002-4263-7160
Dacheng LiuDepartment of Neurology, Beijing Tiantan Hospital, Capital Medical University, Beijing, China.ORCID 0000-0003-3786-9255
Wanying DuanDepartment of Neurology, Beijing Tiantan Hospital, Capital Medical University, Beijing, China.ORCID 0000-0003-3527-9454
Zhe ZhangDepartment of Neurology, Beijing Tiantan Hospital, Capital Medical University, Beijing, China.
Zhonghua YangDepartment of Neurology, Beijing Tiantan Hospital, Capital Medical University, Beijing, China.
Miao WenDepartment of Neurology, Beijing Tiantan Hospital, Capital Medical University, Beijing, China.
Weibin GuDepartment of Radiology, Beijing Tiantan Hospital, Capital Medical University, Beijing, China.
Xinyi HouDepartment of Radiology, Beijing Tiantan Hospital, Capital Medical University, Beijing, China.
Xinyi LengDepartment of Medicine and Therapeutics, Prince of Wales Hospital, Hong Kong, China.ORCID 0000-0001-7300-6647
Yuesong PanDepartment of Neurology, Beijing Tiantan Hospital, Capital Medical University, Beijing, China.
Zhongrong MiaoDepartment of Interventional Neurology, Beijing Tiantan Hospital, Capital Medical University, Beijing, China.
Liping LiuDepartment of Neurology, Beijing Tiantan Hospital, Capital Medical University, Beijing, China lipingsister@gmail.com.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

background and purposeIt remains controversial if endovascular treatment (EVT) can improve the outcome of patients with acute basilar artery occlusion (BAO). This study aims to compare the functional outcomes between EVT with and without intravenous thrombolysis (IVT) first in patients who had acute ischaemic stroke (AIS) due to BAO.

methodsPatients who had AIS with BAO who underwent EVT within 24 hours of onset were enrolled in this multicentre cohort study, and the efficacy and safety were compared between IVT+EVT and direct EVT. The primary outcome was 90-day functional independence. All outcomes were assessed with adjusted OR (aOR) from the multivariable logistic regression. In addition, a meta-analysis was performed on all recently published pivotal studies on functional independence after EVT in patients with BAO.

resultsOf 310 enrolled patients with BAO, 241 (78%) were treated with direct EVT and 69 (22%) with IVT+EVT. Direct EVT was associated with a worse functional outcome (aOR, 0.46 (95% CI 0.24 to 0.85), p=0.01). IVT+EVT was associated with a lower percentage of patients who needed ≥3 passes of stent retriever (10.14% vs 20.75%). The meta-analysis regression revealed a potential positive correlation between bridging with IVT first and functional independence (r=0.14 (95% CI 0.05 to 0.24), p<0.01).

conclusionsThis study showed that compared with direct EVT, EVT with IVT first was associated with better functional outcomes in patients with BAO treated within 24 hours of onset. The meta-analysis demonstrated similar favourable efficacy of IVT first followed by EVT in patients with BAO.

Indexed as

Arterial Occlusive DiseasesBrain IschemiaIschemic StrokeStrokeBasilar ArteryCohort StudiesHumansMulticenter Studies as TopicThrombectomyTissue Plasminogen ActivatorTreatment OutcomeTissue Plasminogen Activatorstrokethrombectomythrombolysis

Identifiers

PMID34880112
PMCPMC9240464

What OpenQuestion holds

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LicenceCC BY-NC
Read underepoch 390

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.