Maria Koh

2075 Bayview Avenue
Toronto, ON, Canada

Last Updated: 09/26/2026

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Found 58 publications

Association between air temperature and COVID-19 emergency department visits in Ontario, Canada: A population-based case-crossover study.

Association between air temperature and COVID-19 emergency department visits in Ontario, Canada: A population-based case-crossover study.

Journal: International journal of hygiene and environmental health

Published: May 28, 2026

Social inequalities in COVID-19 death by area-level income in 11.2 million people in Ontario, Canada: patterns over time and the mediating role of vaccination.

Social inequalities in COVID-19 death by area-level income in 11.2 million people in Ontario, Canada: patterns over time and the mediating role of vaccination.

Journal: American journal of epidemiology

Published: November 01, 2024

Protection of prior SARS-CoV-2 infection, COVID-19 boosters, and hybrid immunity against Omicron severe illness: A population-based cohort study of five million residents in Canada.

Protection of prior SARS-CoV-2 infection, COVID-19 boosters, and hybrid immunity against Omicron severe illness: A population-based cohort study of five million residents in Canada.

Journal: PloS one

Published: August 21, 2023

Outcomes of COVID-19 Infection and Vaccination Among Individuals With Myasthenia Gravis.

Outcomes of COVID-19 Infection and Vaccination Among Individuals With Myasthenia Gravis.

Journal: JAMA network open

Published: April 25, 2023

Epidemiology of COVID-19 and Its Cardiac and Neurologic Complications Among Chinese and South Asians in Ontario: Waves 1, 2, and 3.

Epidemiology of COVID-19 and Its Cardiac and Neurologic Complications Among Chinese and South Asians in Ontario: Waves 1, 2, and 3.

Journal: CJC open

Published: May 18, 2022

Development of Acute Myocardial Infarction Mortality and Readmission Models for Public Reporting on Hospital Performance in Canada.

Development of Acute Myocardial Infarction Mortality and Readmission Models for Public Reporting on Hospital Performance in Canada.

Journal: CJC open

Published: September 10, 2021

COVID-19 and its Cardiac and Neurological Complications among Ontario Visible Minorities.

COVID-19 and its Cardiac and Neurological Complications among Ontario Visible Minorities.

Journal: The Canadian journal of neurological sciences. Le journal canadien des sciences neurologiques

Published: June 24, 2021

Renin-angiotensin-aldosterone system inhibitors and major cardiovascular events and acute kidney injury in patients with coronary artery disease.

Renin-angiotensin-aldosterone system inhibitors and major cardiovascular events and acute kidney injury in patients with coronary artery disease.

Journal: Pharmacotherapy

Published: May 24, 2021

Troponin testing after noncardiac surgery: a population-based historical cohort study on variation and factors associated with testing in Ontario.

Troponin testing after noncardiac surgery: a population-based historical cohort study on variation and factors associated with testing in Ontario.

Journal: Canadian journal of anaesthesia = Journal canadien d'anesthesie

Published: May 17, 2021

Prescribing of two potentially interacting cardiovascular medications in atrial fibrillation patients on direct oral anticoagulants.

Prescribing of two potentially interacting cardiovascular medications in atrial fibrillation patients on direct oral anticoagulants.

Journal: International journal of cardiology. Heart & vasculature

Published: March 10, 2021

Association Between Adherence to Fractional Flow Reserve Treatment Thresholds and Major Adverse Cardiac Events in Patients With Coronary Artery Disease.

Association Between Adherence to Fractional Flow Reserve Treatment Thresholds and Major Adverse Cardiac Events in Patients With Coronary Artery Disease.

Journal: JAMA

Published: November 13, 2020

Use of Cardiac Noninvasive Testing After Emergency Department Discharge: Association of Hospital Network Testing Intensity and Outcomes in Ontario, Canada.

Use of Cardiac Noninvasive Testing After Emergency Department Discharge: Association of Hospital Network Testing Intensity and Outcomes in Ontario, Canada.

Journal: Journal of the American Heart Association

Published: October 22, 2020

Showing 1-12 of 58

Last Updated: 09/26/2026