Evidence map›Paper›PMID 34336181›Full record

ArticleStroke research and treatment2021

Impact of the COVID-19 Pandemic on Acute Ischemic Stroke Presentation, Treatment, and Outcomes.

Timothy G White, Gabriela Martinez, Jason Wang, Michele Gribko, Artem Boltyenkov, Rohan Arora, Jeffrey M Katz, Henry H Woo, Pina C Sanelli

Open access · goldAbstract read
In one paragraph

Article in Stroke research and treatment, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed
1.8field-weighted citation impact, top 12% of its field
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

10 citing papers in PubMed, 23 citations in OpenAlex.

  1. Article
  2. Review
  3. The stroke meta-metric, Defect-Free Care, was maintained year-over-year within the Florida stroke registry during the COVID-19 pandemic.Journal of stroke and cerebrovascular diseases : the official journal of National Stroke Association · 2025
    Article
  4. Article
  5. Review
  6. Hospital Discharge and Readmissions Before and During the COVID-19 Pandemic for California Acute Stroke Inpatients.Journal of stroke and cerebrovascular diseases : the official journal of National Stroke Association · 2023
    Observational
  7. Article
  8. Review
  9. Impact on neurosurgical management in a Level 1 trauma center post COVID-19 shelter-in-place restrictions.Journal of clinical neuroscience : official journal of the Neurosurgical Society of Australasia · 2022
    Article
  10. 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

9 authors at 2 institutions in 1 country.

Timothy G WhiteDepartment of Neurosurgery, Donald and Barbara Zucker School of Medicine at Hofstra/Northwell, USA.ORCID https://orcid.org/0000-0002-3604-4334
Gabriela MartinezCenter of Health Innovations and Outcomes Research, Feinstein Institutes for Medical Research, Manhasset, NY, USA.ORCID https://orcid.org/0000-0003-4919-0733
Jason WangCenter of Health Innovations and Outcomes Research, Feinstein Institutes for Medical Research, Manhasset, NY, USA.
Michele GribkoDepartment of Neurology, Donald and Barbara Zucker School of Medicine at Hofstra/Northwell, USA.ORCID https://orcid.org/0000-0002-7950-5014
Artem BoltyenkovCenter of Health Innovations and Outcomes Research, Feinstein Institutes for Medical Research, Manhasset, NY, USA.
Rohan AroraDepartment of Neurology, Donald and Barbara Zucker School of Medicine at Hofstra/Northwell, USA.
Jeffrey M KatzDepartment of Neurology, Donald and Barbara Zucker School of Medicine at Hofstra/Northwell, USA.
Henry H WooDepartment of Neurosurgery, Donald and Barbara Zucker School of Medicine at Hofstra/Northwell, USA.
Pina C SanelliCenter of Health Innovations and Outcomes Research, Feinstein Institutes for Medical Research, Manhasset, NY, USA.
Donald & Barbara Zucker School of Medicine at Hofstra/Northwell · USFeinstein Institute for Medical Research · US

Funding

Comparative Effectiveness of Imaging Strategies in Acute Ischemic Stroke Based on Patient Profiles - Resubmission - 1R56NS114275 · NINDS · FEINSTEIN INSTITUTE FOR MEDICAL RESEARCH · PI SANELLI, PINA CHRISTINE · 2020 to 2020
$628k
NINDS NIH HHS R56 NS114275
6 · The paper itself

Abstract

introductionThe World Health Organization declared COVID-19 a global pandemic last year. While a clear impact of COVID-19 on the declining stroke volume has been reported, its overall impact on stroke presentation and clinical outcomes has not been established. The purpose of this study was to assess the impact of COVID-19 on acute ischemic stroke volume, presentation, treatment, and outcomes at comprehensive stroke centers.

methodsA retrospective review of patients with a discharge diagnosis of acute ischemic stroke from the Get With The Guidelines database was performed from January 1, 2019, to July 1, 2020. The following time periods were defined: Pre-COVID (January/February), Peak-COVID (March/April), and Post-COVID (May/June). Bivariate analyses were performed comparing the 2020 and 2019 time periods to determine differences in stroke volume, presentation, treatment, and outcomes.

resultsStroke volumes were significantly lower during the Peak-COVID period in 2020 compared to that in 2019, with an absolute decline of 49.5% (

conclusionsThe overall ischemic stroke volume decreased during the pandemic, and patients had a tendency to present later, beyond eligible treatment windows. However, rates of treatment, patient demographics, and stroke outcomes did not significantly change when compared to the prior year.

Identifiers

PMID34336181
PMCPMC8324380
OpenAlexW3191228213

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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.