ArticleStroke2021
Acute Ischemic Stroke and COVID-19: An Analysis of 27 676 Patients.
Article in Stroke, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 172 papers, 5 of them syntheses that pooled 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.
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
172 citing papers in PubMed, 5 syntheses or guidelines pooled it, 306 citations in OpenAlex.
- Association between SARS-CoV-2 and stroke: perspectives from a metaumbrella-review.BMC neurology · 2025Pooled it
- Effects of coronavirus disease 2019 on the incidence, mortality, and prognosis of ischemic stroke: a systematic review and meta-analysis.Frontiers in neurology · 2025Pooled it
- Impacts of medication non-adherence to major modifiable stroke-related diseases on stroke prevention and mortality: a meta-analysis.Journal of neurology · 2023Pooled it
- Mechanisms of pediatric ischemic strokes in COVID-19: a systematic review.Frontiers in stroke · 2023Pooled it
- Effect of Adiponectin Variant on Lipid Profile and Plasma Adiponectin Levels: A Multicenter Systematic Review and Meta-Analysis.Cardiovascular therapeutics · 2022Pooled it
- Reactive Exercises with Interactive Objects: Interim Analysis of a Randomized Trial on Task-Driven NMES Grasp Rehabilitation for Subacute and Early Chronic Stroke Patients.Sensors (Basel, Switzerland) · 2021Trial
- Posterior Circulation Ischemic Stroke Occurring After ChAdOx1 nCoV-19/AZD1222 Vaccination Without Evidence of Vaccine-Induced Immune Thrombotic Thrombocytopenia: A Case Report and Focused Narrative Review.Journal of clinical medicine · 2026Review
- Understanding the long-term neurological effects of SARS-CoV-2 infection.Nature reviews. Neurology · 2026Review
- Risk of stroke following SARS-CoV-2 infection in a nationwide self-controlled case series study in qatar.Scientific reports · 2026Observational
- Temporal Association Between Vertebral Artery Dissection and SARS-CoV-2 Infection and Vaccination: A Case Report.Cureus · 2026Article
- H3K27ac-Activated lncRNA-DAPK1-IT1 Aggravated Oxidative Stress Damage Induced by Focal Cerebral Ischemia/Reperfusion via the miR-25-3p/HMGB1 Molecular Axis.Molecular neurobiology · 2026Article
- METTL7B-stabilized lncRNA-MIR22HG to drive p53-mediated neuronal apoptosis via the ubiquitinating JARID2 in cerebral ischemia/reperfusion injury.Cell biology and toxicology · 2026Article
- Article
- The dual role of ACE2 in viral infections and neurodegeneration: mechanisms and therapeutic opportunities.Journal of neurovirology · 2025Review
- METTL3-Driven m6A Epigenetic Remodeling of lncRNA-AU020206 Stabilizes SLC7A11 via YTHDC2 Attenuates Apoptosis and Ferroptosis in Cerebral Ischemia/Reperfusion Injury.Biomolecules · 2025Article
- Long COVID and Acute Stroke in the Emergency Department: An Analysis of Presentation, Reperfusion Treatment, and Early Outcomes.Journal of clinical medicine · 2025Article
- Clinical features and mortality risk in Acute Ischemic Stroke with COVID-19: a multicenter-based comparative analysis of elderly and younger populations in Saudi Arabia.Saudi pharmaceutical journal : SPJ : the official publication of the Saudi Pharmaceutical Society · 2025Article
- Vaccination against COVID-19 and Outcomes in Patients with COVID-19 Infection and Stroke.NPJ vaccines · 2025Article
- COVID-19 Cerebral Vasculitis With Extensive Involvement of Anterior Circulation and Sparing of Posterior Circulation.Cureus · 2025Article
- Exploring the role of mitochondrial dysfunction and aging in COVID-19-Related neurological complications.Molecular biology reports · 2025Review
112 more citing papers are in PubMed but not listed here.
Corrections and comments
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Authors and funding
13 authors at 7 institutions in 2 countries.
Funding
Abstract
background and purposeAcute ischemic stroke may occur in patients with coronavirus disease 2019 (COVID-19), but risk factors, in-hospital events, and outcomes are not well studied in large cohorts. We identified risk factors, comorbidities, and outcomes in patients with COVID-19 with or without acute ischemic stroke and compared with patients without COVID-19 and acute ischemic stroke.
methodsWe analyzed the data from 54 health care facilities using the Cerner deidentified COVID-19 dataset. The dataset included patients with an emergency department or inpatient encounter with discharge diagnoses codes that could be associated to suspicion of or exposure to COVID-19 or confirmed COVID-19.
resultsA total of 103 (1.3%) patients developed acute ischemic stroke among 8163 patients with COVID-19. Among all patients with COVID-19, the proportion of patients with hypertension, diabetes, hyperlipidemia, atrial fibrillation, and congestive heart failure was significantly higher among those with acute ischemic stroke. Acute ischemic stroke was associated with discharge to destination other than home or death (relative risk, 2.1 [95% CI, 1.6-2.4];
conclusionsAcute ischemic stroke was infrequent in patients with COVID-19 and usually occurs in the presence of other cardiovascular risk factors. The risk of discharge to destination other than home or death increased 2-fold with occurrence of acute ischemic stroke in patients with COVID-19.
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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.