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Author Details

Karen C Johnston
University of Virginia
1997
88
31
Sarah J Ratcliffe (CM4AI)
PMIDPaper TitleJournal TitlePublished Year
36641948Increased stroke severity and mortality in patients with SARS-CoV-2 infection: An analysis from the N3C database.J Stroke Cerebrovasc Dis2023
37580146The Lives Lost to Inequities: Avertable Deaths From Neurologic Diseases in the Past Decade.Neurology2023
37580145NINDS Health Equity Strategic Planning Process Overview, High-Level Recommendations, and Guide.Neurology2023
37258298Twenty-Year Disparity Trends in United States Stroke Death Rate by Age, Race/Ethnicity, Geography, and Socioeconomic Status.Neurology2023
37449423Prestroke and Poststroke Sulfonylurea Exposure and Functional Outcomes: A Post Hoc Analysis of the SHINE Trial.Stroke2023
36852919Effect of Alteplase on Ischemic Stroke Mortality Is Dependent on Stroke Severity.Ann Neurol2023
36543630Corrigendum to 'self-reported race as a social determinant of stroke risk in observational versus clinical trial datasets'.J Stroke Cerebrovasc Dis2023
34826677Self-Reported Race as a Social Determinant of Stroke Risk in Observational Versus Clinical Trial Datasets.J Stroke Cerebrovasc Dis2022
35544137Comparison of Bayesian vs Frequentist Adaptive Trial Design in the Stroke Hyperglycemia Insulin Network Effort Trial.JAMA Netw Open2022
35786006Quantification of hematoma and perihematomal edema volumes in intracerebral hemorrhage study: Design considerations in an artificial intelligence validation (QUANTUM) study.Clin Trials2022
36333676Collateral status, hyperglycemia, and functional outcome after acute ischemic stroke.BMC Neurol2022
34850002The iTHRIV Commons: a cross-institution information and health research data sharing architecture and web application.J Am Med Inform Assoc2022
34649872Acute Ischemic Stroke Interventions in the United States and Racial, Socioeconomic, and Geographic Disparities.Neurology2021
34517768Cilostazol for Secondary Stroke Prevention: History, Evidence, Limitations, and Possibilities.Stroke2021
34455821Effect of Adjusting for Baseline Stroke Severity in the National Inpatient Sample.Stroke2021
34455151Black Patients with Ischemic Stroke and Hyperglycemia have Worse outcome than Whites if given Intensive Glucose Control.J Stroke Cerebrovasc Dis2021
32078476Fully Automated Segmentation Algorithm for Perihematomal Edema Volumetry After Spontaneous Intracerebral Hemorrhage.Stroke2020
31060438Crucial Role of Women's Leadership in Academic Stroke Medicine.Stroke2019
31712367Statins for neuroprotection in spontaneous intracerebral hemorrhage.Neurology2019
31821427Treatment of Hyperglycemia in Patients With Acute Stroke-Reply.JAMA2019
31334795Intensive vs Standard Treatment of Hyperglycemia and Functional Outcome in Patients With Acute Ischemic Stroke: The SHINE Randomized Clinical Trial.JAMA2019
30738650Considering prehospital stroke trials: did RIGHT-2 get it right?Lancet2019
28751554Translational Stroke Research: Vision and Opportunities.Stroke2017
26896433Suspected Large Vessel Occlusion: Should Emergency Medical Services Transport to the Nearest Primary Stroke Center or Bypass to a Comprehensive Stroke Center With Endovascular Capabilities?Stroke2016
25885963The Stroke Hyperglycemia Insulin Network Effort (SHINE) trial: an adaptive trial design case study.Trials2015
261234792015 American Heart Association/American Stroke Association Focused Update of the 2013 Guidelines for the Early Management of Patients With Acute Ischemic Stroke Regarding Endovascular Treatment: A Guideline for Healthcare Professionals From the American Heart Association/American Stroke Association.Stroke2015
23506245The Stroke Hyperglycemia Insulin Network Effort (SHINE) trial protocol: a randomized, blinded, efficacy trial of standard vs. intensive hyperglycemia management in acute stroke.Int J Stroke2014
25173721Readmissions after cardiac surgery: experience of the National Institutes of Health/Canadian Institutes of Health research cardiothoracic surgical trials network.Ann Thorac Surg2014
24591838Current perspectives on the use of intravenous recombinant tissue plasminogen activator (tPA) for treatment of acute ischemic stroke.Vasc Health Risk Manag2014
23709701Stroke Progress Review Group: looking back and going forward: introduction.Stroke2013
24499406The effect of covariate adjustment for baseline severity in acute stroke clinical trials with responder analysis outcomes.Trials2013
24029632Influence of chronic hyperglycemia on cerebral microvascular remodeling: an in vivo study using perfusion computed tomography in acute ischemic stroke patients.Stroke2013
22052513Ninety-day outcome rates of a prospective cohort of consecutive patients with mild ischemic stroke.Stroke2012
22994224Considering hyperglycemia and thrombolysis in the Stroke Hyperglycemia Insulin Network Effort (SHINE) trial.Ann N Y Acad Sci2012
22529200The Neurology(®) resident & fellow section: 2004-2012.Neurology2012
22308239Standardizing the structure of stroke clinical and epidemiologic research data: the National Institute of Neurological Disorders and Stroke (NINDS) Stroke Common Data Element (CDE) project.Stroke2012
21680908Acute physiology of stroke score.Stroke2011
21715703Symptomatic ICH and outcomes in patients after IV tPA: a business of risk or risky business?Neurology2011
20065127Hospital care for patients experiencing weekend vs weekday stroke: a comparison of quality and aggressiveness of care.Arch Neurol2010
20437552Aggressive glucose control in acute stroke is the answer in the imaging?Ann Neurol2010
20185783Phase IIB/III trial of tenecteplase in acute ischemic stroke: results of a prematurely terminated randomized clinical trial.Stroke2010
19228853Clinical and imaging data at 5 days as a surrogate for 90-day outcome in ischemic stroke.Stroke2009
19834016Glucose Regulation in Acute Stroke Patients (GRASP) trial: a randomized pilot trial.Stroke2009
19423856Clinical trials, devices, unproven treatments, and clinical equipoise.Stroke2009
19443798Change in diffusion-weighted imaging infarct volume predicts neurologic outcome at 90 days: results of the Acute Stroke Accurate Prediction (ASAP) trial serial imaging substudy.Stroke2009
19478212Stroke Therapy Academic Industry Roundtable (STAIR) recommendations for extended window acute stroke therapy trials.Stroke2009
19122025Levels of evidence: Taking Neurology to the next level.Neurology2009
18442531Statin therapy improves outcomes after valvular heart surgery.Ann Thorac Surg2008
18525031Translating research into treatments.Neurology2008
18239161Prevalence and prognosis of coexistent asymptomatic intracranial stenosis.Stroke2008
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Collaborators

The University of Virginia
Co-authored papers 9
University of Virginia
Co-authored papers 9
Yale School of Medicine
Co-authored papers 8
Ronald Reagan university of california los angeles Medical Center
Co-authored papers 6
National Institute of Neurological Disorders and Stroke
Co-authored papers 4
MetroHealth Medical Center
Co-authored papers 4
UT Southwestern Medical Center
Co-authored papers 4
Vagelos College of Physicians and Surgeons (D.Y., Columbia University
Co-authored papers 3
State University of New York Downstate Health Sciences University
Co-authored papers 3
University of Louisville
Co-authored papers 3
University of Michigan Medical School ann arbor
Co-authored papers 3
University of Michigan ann arbor
Co-authored papers 3
University of North Carolina Health Sciences at Mountain Area Health Education Center
Co-authored papers 3
University of Virginia Health System
Co-authored papers 3
Integrated Translational Health Research Institute of Virginia (iTHRIV)
Co-authored papers 2
The University of Texas MD Anderson Center
Co-authored papers 2
University of Cincinnati College of Medicine
Co-authored papers 2
Massachusetts General Hospital
Co-authored papers 2
Northwestern University Feinberg School of Medicine
Co-authored papers 2
Alpert Medical School of Brown University
Co-authored papers 2
The University of Texas Health Science Center at Houston
Co-authored papers 2
University of Pittsburgh School of Medicine
Co-authored papers 1
Co-authored papers 1
Johns Hopkins University School of Medicine
Co-authored papers 1
Harbor-university of california los angeles Medical Center
Co-authored papers 1
Brody School of Medicine, East Carolina University
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Duke University Medical Center
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Montefiore-Einstein Medical Center
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University of California san francisco
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