Science Briefs

Epidemiology, Public Health & Implementation

Health Equity & Social Determinants of Health

Infectious Diseases & Clinical Care

Public Policy & Economic Impact

Epidemiology, Public Health & Implementation

Brief on Primary Care Part 3: Lessons Learned for Strengthened Primary Care in the Next Phase of the COVID-19 Pandemic

Published: October 3, 2022

Brief on Primary Care Part 2: Factors Affecting Primary Care Capacity in Ontario for Pandemic Response and Recovery

Published: October 3, 2022

Brief on Primary Care Part 1: The Roles of Primary Care Clinicians and Practices in the First Two Years of the COVID-19 Pandemic in Ontario

Published: October 3, 2022

Effective Modalities of Virtual Care to Deliver Mental Health and Addictions Services in Canada

Published: September 19, 2022

The COVID-19 Pandemic's Impact on Long-Term Care Homes: Five Lessons Learned

Published: April 28, 2022

Update on COVID-19 Projections

Published: April 14, 2022

Increased Screen Time for Children and Youth During the COVID-19 Pandemic

Published: April 12, 2022

Update on COVID-19 Projections

Published: March 17, 2022

Supporting Long-term Care Home Residents during Omicron

Published: February 10, 2022

Use of Rapid Antigen Tests during the Omicron Wave

Published: February 10, 2022

Update on COVID-19 Projections: Additional Modelling on Booster Doses

Published: February 8, 2022

Update on COVID-19 Projections

Published: February 1, 2022

Ontario Returns to School: An Overview of the Science

Published: January 12, 2022

Ask Ontario’s Science Table: Omicron Edition

Published: December 23, 2021

Update on COVID-19 Projections

Published: December 16, 2021

Rapid Antigen Tests for Voluntary Screen Testing

Published: December 9, 2021

Update on COVID-19 Projections

Published: December 7, 2021

Critical Care Capacity During the COVID-19 Pandemic

Published: November 30, 2021

COVID Risk Mitigation During the 4th Wave

Published: November 29, 2021

Update on COVID-19 Projections

Published: November 12, 2021

COVID Risk Mitigation in Large Retail Settings

Published: November 4, 2021

Behavioural Science-Informed Strategies for Increasing COVID-19 Vaccine Uptake in Children and Youth

Published: October 26, 2021

Update on COVID-19 Projections

Published: October 22, 2021

COVID-19 Vaccine Confidence in Ontario and Strategies to Support Capability, Opportunity, and Motivation Among at Risk Populations

Published: October 9, 2021

Update on COVID-19 Projections

Published: September 28, 2021

Update on COVID-19 Projections

Published: September 1, 2021

The Role of Wastewater Testing for SARS-CoV-2 Surveillance

Published: August 26, 2021

Strategies to Support Ontarians’ Capability, Opportunity, and Motivation for COVID-19 Vaccination

Published: June 23, 2021

Update on COVID-19 Projections

Published: June 10, 2021

Lessons Learned from Israel’s Reopening During a Nationwide COVID-19 Vaccination Campaign

Published: May 31, 2021

Impact of Hospital Visitor Restrictions during the COVID-19 Pandemic

Published: May 28, 2021

Update on COVID-19 Projections

Published: May 20, 2021

Excess Mortality in Ontario During the COVID-19 Pandemic

Published: May 19, 2021

Update on COVID-19 Projections

Published: April 29, 2021

Update on COVID-19 Projections

Published: April 29, 2021

Behavioural Science Principles for Enhancing Adherence to Public Health Measures

Published: April 22, 2021

Fighting COVID-19 in Ontario: The Way Forward

Published: April 20, 2021

Update on COVID-19 Projections

Published: April 16, 2021

Update on COVID-19 Projections

Published: April 1, 2021

COVID-19 Hospitalizations, ICU Admissions and Deaths Associated with the New Variants of Concern

Published: March 29, 2021

Routine Asymptomatic SARS-CoV-2 Screen Testing of Ontario Long-Term Care Staff After COVID-19 Vaccination

Published: March 23, 2021

Update on COVID-19 Projections

Published: March 11, 2021

Early Impact of Ontario’s COVID-19 Vaccine Rollout on Long-Term Care Home Residents and Health Care Workers

Published: March 8, 2021

Behavioural Science Principles for Supporting COVID-19 Vaccine Confidence and Uptake Among Ontario Health Care Workers

Published: March 5, 2021

Update on COVID-19 Projections

Published: February 25, 2021

Update on COVID-19 Projections

Published: February 11, 2021

Lessons Learned from Israel’s Vaccine Rollout

Published: February 1, 2021

Update on COVID-19 Projections

Published: January 28, 2021

Statement on Science Table Declarations of Interest

Published: January 27, 2021

The Impact of the Speed of Vaccine Rollout on COVID-19 Cases and Deaths in Ontario Long-Term Care Homes

Published: January 21, 2021

COVID-19 and Ontario’s Long-Term Care Homes

Published: January 20, 2021

Update on COVID-19 Projections

Published: January 12, 2021

Rollout Strategy for the Pfizer-BioNTech COVID-19 Vaccine in Ontario

Published: January 6, 2021

Update on COVID-19 Projections

Published: December 21, 2020

COVID-19 and Ontario's Long-Term Care Homes

Published: December 15, 2020

Update on COVID-19 Projections

Published: December 10, 2020

Update on COVID-19 Projections

Published: November 26, 2020

Outbreaks and Community Transmission During Ontario's Second Wave

Published: November 12, 2020

Update on COVID-19 Projections

Published: November 12, 2020

Evidence to Support Further Public Health Measures in High Transmission Areas in Ontario

Published: October 15, 2020

Evidence to Support Further Public Health Measures in High Transmission Areas in Ontario

Published: October 15, 2020

The Role of Children in SARS-CoV-2 Transmission

Published: August 31, 2020

Health Equity & Social Determinants of Health

The Impact of Physical Activity on Mental Health Outcomes during the COVID-19 Pandemic

Published: June 21, 2022

Burnout in Hospital-Based Healthcare Workers during COVID-19

Published: October 7, 2021

Ontario’s Community-Dwelling Older Adults Who Remain Unvaccinated Against COVID-19

Published: July 16, 2021

COVID-19 Vaccination for People with Disabilities

Published: June 8, 2021

A Vaccination Strategy for Ontario COVID-19 Hotspots and Essential Workers

Published: April 23, 2021

Mobile In-Home COVID-19 Vaccination of Ontario Homebound Older Adults by Neighbourhood Risk

Published: March 31, 2021

Mobile On-Site COVID-19 Vaccination of Naturally Occurring Retirement Communities by Neighbourhood Risk in Toronto

Published: March 17, 2021

A Strategy for the Mass Distribution of COVID-19 Vaccines in Ontario Based on Age and Neighbourhood

Published: February 26, 2021

Infectious Diseases & Clinical Care

Understanding the Post COVID-19 Condition (Long COVID) in Adults and the Expected Burden for Ontario

Published: September 7, 2022

Severe Acute Hepatitis in Children of Unknown Etiology

Published: June 28, 2022

Paxlovid for a Patient on a DOAC

Published: June 6, 2022

Nirmatrelvir/Ritonavir (Paxlovid): What Prescribers and Pharmacists Need to Know

Published: June 6, 2022

Paxlovid for a Patient on a DOAC

Published: May 11, 2022

Therapeutic Management of Residents of Long-term Care Homes with COVID-19

Published: April 22, 2022

Clinical Practice Guideline Summary: Recommended Drugs and Biologics in Adult Patients with COVID-19

Published: April 1, 2022

Evidence-Based Recommendations on the Use of Nirmatrelvir/Ritonavir (Paxlovid) for Adults in Ontario

Published: February 23, 2022

Nirmatrelvir/Ritonavir (Paxlovid): What Prescribers and Pharmacists Need to Know

Published: February 23, 2022

Clinical Practice Guideline Summary: Recommended Drugs and Biologics in Adult Patients with COVID-19

Published: February 23, 2022

Nirmatrelvir/Ritonavir (Paxlovid): What Prescribers and Pharmacists Need to Know

Published: January 25, 2022

Clinical Practice Guideline Summary: Recommended Drugs and Biologics in Adult Patients with COVID-19

Published: January 21, 2022

Clinical Practice Guideline Summary: Recommended Drugs and Biologics in Adult Patients with COVID-19

Published: January 18, 2022

Fluvoxamine: What Prescribers and Pharmacists Need to Know

Published: January 12, 2022

Baricitinib for Hospitalized Patients with COVID-19

Published: January 8, 2022

Clinical Practice Guideline Summary: Recommended Drugs and Biologics in Adult Patients with COVID-19

Published: January 8, 2022

Clinical Practice Guideline Summary: Recommended Drugs and Biologics in Adult Patients with COVID-19

Published: December 22, 2021

Clinical Practice Guideline Summary: Recommended Drugs and Biologics in Adult Patients with COVID-19

Published: November 24, 2021

Evidence-Based Recommendations on the Use of Anti-SARS-CoV-2 Monoclonal Antibodies (Casirivimab + Imdevimab, and Sotrovimab) for Adults in Ontario

Published: November 24, 2021

Evidence-Based Use of Therapeutics for Ambulatory Patients with COVID-19

Published: October 18, 2021

Evidence-Based Recommendations on the Use of Casirivimab + Imdevimab, and Sotrovimab for Adults in Ontario

Published: September 30, 2021

Clinical Practice Guideline Summary: Recommended Drugs and Biologics in Adult Patients with COVID-19

Published: September 30, 2021

Understanding the Post COVID-19 Condition (Long COVID) and the Expected Burden for Ontario

Published: September 14, 2021

The Incidence, Severity, and Management of COVID-19 in Critically Ill Pregnant Individuals

Published: September 13, 2021

The Impact of the COVID-19 Pandemic on Opioid-Related Harm in Ontario

Published: September 8, 2021

Heparin Anticoagulation for Hospitalized Patients with COVID-19

Published: September 3, 2021

Clinical Practice Guideline Summary: Recommended Drugs and Biologics in Adult Patients with COVID-19

Published: August 24, 2021

Drugs and COVID-19: Information for Patients and Healthcare Professionals

Published: June 17, 2021

Clinical Practice Guidelines Webinar: Tocilizumab

Published: June 16, 2021

Clinical Practice Guidelines Webinar: Medications for Outpatients with COVID-19

Published: June 16, 2021

Ivermectin to Prevent Disseminated Strongyloides Infection in Patients with COVID-19

Published: May 28, 2021

Risk of Vaccine-Induced Thrombotic Thrombocytopenia (VITT) following the AstraZeneca/COVISHIELD Adenovirus Vector COVID-19 Vaccines

Published: May 11, 2021

Vaccine-Induced Immune Thrombotic Thrombocytopenia (VITT) Following Adenovirus Vector COVID-19 Vaccination: Interim Guidance for Healthcare Professionals in the Outpatient Setting

Published: May 10, 2021

Vaccine-Induced Immune Thrombotic Thrombocytopenia (VITT) Following Adenovirus Vector COVID-19 Vaccination: Interim Guidance for Healthcare Professionals in Emergency Department and Inpatient Settings

Published: May 10, 2021

Vaccine-Induced Immune Thrombotic Thrombocytopenia (VITT) Following Adenovirus Vector COVID-19 Vaccination: Lay Summary

Published: May 7, 2021

Vaccine-Induced Immune Thrombotic Thrombocytopenia (VITT) Following Adenovirus Vector COVID-19 Vaccination

Published: May 7, 2021

Remdesivir for Hospitalized Patients with COVID-19

Published: May 6, 2021

Strategies to Manage Tocilizumab Supply During the COVID-19 Pandemic

Published: April 19, 2021

Clinical Practice Guideline Summary: Recommended Drugs and Biologics in Adult Patients with COVID-19

Published: April 6, 2021

Vaccine-Induced Prothrombotic Immune Thrombocytopenia (VIPIT) following AstraZeneca COVID-19 Vaccination: Interim Guidance for Healthcare Professionals in Emergency Department and Inpatient Settings

Published: April 2, 2021

Vaccine-Induced Prothrombotic Immune Thrombocytopenia (VIPIT) following AstraZeneca COVID-19 Vaccination: Interim Guidance for Healthcare Professionals in the Outpatient Setting

Published: April 2, 2021

Vaccine-Induced Prothrombotic Immune Thrombocytopenia (VIPIT) Following AstraZeneca COVID-19 Vaccination: Lay Summary

Published: March 26, 2021

Vaccine-Induced Prothrombotic Immune Thrombocytopenia (VIPIT) Following AstraZeneca COVID-19 Vaccination

Published: March 26, 2021

Tocilizumab for Hospitalized Patients with COVID-19

Published: March 1, 2021

Clinical Practice Guideline Summary: Recommended Drugs and Biologics in Adult Patients with COVID-19

Published: February 25, 2021

Decrease in Antibodies Against SARS-CoV-2 Over Time and Current Role of Serological Testing

Published: August 12, 2020

Dexamethasone in Patients Hospitalized for COVID-19

Published: August 12, 2020

Public Policy & Economic Impact

Infection Prevention and Control Considerations for Schools during the 2022-2023 Academic Year

Published: August 25, 2022

COVID-19 Vaccine Mandates for Ontario’s Hospital Workers: Response to the Premier of Ontario

Published: October 19, 2021

COVID-19 Vaccine Certificates: Key Considerations for the Ontario Context

Published: July 21, 2021

School Operation for the 2021-2022 Academic Year in the Context of the COVID-19 Pandemic

Published: July 19, 2021

COVID-19 and Education Disruption in Ontario: Emerging Evidence on Impacts

Published: June 4, 2021

Response to the Premier of Ontario

Published: May 29, 2021

Benefits of Paid Sick Leave During the COVID-19 Pandemic

Published: April 28, 2021