Skip to Main Content
Health Science Information Consortium of Toronto
LibGuides
The Regional Municipality of York
York Region COVID-19 Guidance
COVID-19 Variants
Search this Guide
Search
York Region COVID-19 Guidance
An online repository of guidance documents relevant to COVID-19 for use of York Region Public Health
Home
Ontario Ministry Guidance
IOB resources
General
Acute Care
Assessment/Assessment Clinics
Communications
Community Care / Transmission
Toggle Dropdown
Pharmacies
COVID-19 Variants
Dental Care
Diagnosis
Epidemiology
Toggle Dropdown
Surveillance
Transmission
Forecasting
Seasonality
Ethics
Farms & Migrant Workers
Food Premises
Toggle Dropdown
Food Safety
Health Care Workers
Health Emergency Planning
Toggle Dropdown
Paramedics
Home Care
Infodemics
IPAC Measures
Toggle Dropdown
PPE
Infection Control
Disinfection
Face Masks
Laboratories
Toggle Dropdown
Testing and Results Specifications
Long Covid
Long Term Care Homes
Mass Gatherings
Toggle Dropdown
Religious Services
Mental Health
Palliative Care
Pets
Post Exposure
Toggle Dropdown
Self-Monitoring
Quarantine
Post-Pandemic Planning
Postmortem Guidance
Prisons
Public Health
Schools
Toggle Dropdown
Childcare
Postsecondary
Treatment
Vaccination Planning
Vaccine Safety
Vulnerable Populations
Toggle Dropdown
Addictions
Children
Chronic Conditions
Health Equity
Homelessness
ImmunoCompromised Conditions
Pregnancy
Seniors
Women
Water and Wastewater
Workplaces
CANADIAN
Public Health Agency of Canada
Emerging Evidence on COVID-19: Living Summary of SARS-CoV-2 Variants of Concern: The Delta variant (B.1.617.2) profile-Highlights up to June 30, 2021 [PHAC Jun ]
Emerging Evidence on COVID-19 Living Profile of SARS-CoV-2 Omicron (B.1.1.529) Variant of Concern Highlights up to December 13, 2021
Public Health Agency of Canada Omicron Monitoring Report [Report 9 Feb 11 2022]
Public Health Agency of Canada Omicron Monitoring Report [Report 10 Feb 17 2022]
Public Health Agency of Canada Omicron Monitoring Report [Report 11 Feb 24 2022]
Government of Canada introduces new measures to address COVID-19 Omicron variant of concern [Nov 26 2021]
Remarks from the Chief Public Health Officer on November 26, 2021
Ministry of Health
COVID-19 Hospitalizations, ICU Admissions and Deaths Associated with the New Variants of Concern [Ontario Science Table. Mar 29, 2021]
Public Health Ontario
AT A GLANCE Mechanisms for Increased Transmission of SARS-CoV-2 Variants of Concern [Jun 30 2021]
AT A GLANCE Companion Guide to Variants of Concern (VOCs) [April 2021]
ENHANCED EPIDEMIOLOGICAL SUMMARY Early Dynamics of Omicron in Ontario, November 1 to December 23, 2021 [Jan 1 2022]
ENHANCED EPIDEMIOLOGICAL SUMMARY Early Estimates of Omicron Severity in Ontario based on a Matched Cohort Study, November 22 to December 24, 2021 [Dec 2021]
ENVIRONMENTAL SCAN- Lockdown Duration and Re-opening including Considerations for COVID-19 Variants of Concern [Jan 29, 2021]
Public Health Measures Implemented to Manage the Spread of COVID-19 Variants of Concern (VOC) [May 14th, 2021]
ENVIRONMENTAL SCAN: Type of Mask Required or Recommended for the Public to Control Transmission of SARS-CoV-2 with Consideration of Variants of Concern: Rapid Environmental Scan [Feb 18, 2021]
EVIDENCE BRIEF COVID-19 C.1.2 Lineage: Risk Analysis and Implications for Practice [Sep 1, 2021]
EVIDENCE BRIEF COVID-19 Delta: Risk Assessment and Implications for Practice (September 20, 2021 Update) [PHO Sep 24 2021]
EVIDENCE BRIEF COVID-19 Delta sublineage AY.4.2: Risk Analysis and Implications for Practice [Nov 5 2021]
EVIDENCE BRIEF COVID-19 Gamma Variant: Risk Analysis and Implications for Practice [Jul 22 2021]
EVIDENCE BRIEF SARS-CoV-2 Omicron Variant Sub-Lineages BA.4 and BA.5: Evidence and Risk Assessment [Jul 8 2022]
EVIDENCE BRIEF SARS-CoV-2 Omicron Variant BA.2 and Sublineages of BA.2: Evidence and Risk Assessment (up to date as of June 14, 2022) [Jun 17 2022]
EVIDENCE BRIEF Risk Assessment for Omicron BA.5 and BA.5 Sub-Lineages (as of July 26, 2022)
EVIDENCE BRIEF COVID-19 Omicron Variant Recombinant Lineage: XE [April 2022]
EVIDENCE BRIEF SARS-CoV-2 Omicron Variant Sub-Lineage BA.3 [April 2022]
EVIDENCE BRIEF SARS-CoV-2 Omicron Variant Sub-Lineage BA.2.75 [Jul 2022]
EVIDENCE BRIEF SARS-CoV-2 Omicron Variant and Community Masking [Dec 15 2021]
EVIDENCE BRIEF Evidence on Public Health Measures Required for Rapid Control of Variants of Concern [Feb 16, 2021]
EVIDENCE BRIEF Using COVID-19 Data to Inform Reopening Decision-making in the Context of Variants of Concern [Feb 16, 2021]
FACT SHEET Comparing SARS-CoV-2 Variants of Concern (VOCs)* as of March 31, 2021
FOCUS ON Mitigating Risk of Breakthrough Transmission from Delta Variant [Aug 2021]
FOCUS ON Omicron in Ontario: Risk Analysis for Approaching Public Health Measures in Winter 2022 [Jan 31 2022]
Public Health Measures Implemented to Manage the Spread of COVID-19 Variants of Concern (VOC) [May 14, 2021]
Review of “Hospital admission and emergency care attendance risk for SARS-CoV-2 Delta (B.1.617.2) compared with Alpha (B.1.1.7) variants of concern: a cohort study” [Sep 7 2021]
SARS-CoV-2 (COVID-19 Virus) Variant of Concern (VoC) S Screening and Genomic Sequencing for Surveillance:
SARS-CoV-2 Variants of Concern: Results of Point Prevalence Study [Feb 12, 2021]
SYNTHESIS Omicron Disease Severity – What We Know So Far [Mar 2022]
Science Briefs Use of Rapid Antigen Tests during the Omicron Wave [Science Table Feb 10 2022]
SYNTHESIS- COVID-19 B.1.351 (501Y.V2) Variant of Concern – What We Know So Far [Feb 7, 2021]
Synthesis: COVID-19 B.1.617 Variant of Concern – What We Know So Far [May 26 2021]
SYNTHESIS COVID-19 Omicron (B.1.1.529) Variant of Concern and Communicability…What We Know So Far [Jan 17 2022]
Other
Ask Ontario’s Science Table: Omicron Edition [Science Table, Dec 23 2021]
Modelling the potential consequences of the Omicron SARS-CoV-2 variant in England [London School of Hygiene & Tropical Medicine. last updated Dec 11 2021]
Public Health Implications of SARS-CoV-2 VOC [COVID-END Jul 29 2021]
Rapid Review Report: What is the epidemiology of variants and what are the implications for health care? [Saskatchewan Health Authority Aug 27 2021]
Region of Waterloo: Experience and Lessons Learned From Delta Variant [Region of Waterloo, Aug 10 2021]
What is the efficacy and effectiveness of available COVID-19 vaccines for variants of concern? [COVID-END V 19 Sep 2021]
What is the epidemiology of variants and what are the implications for healthcare [SHA COVID-19 Evidence Support Team Aug 27 2021]
What is the epidemiology of the Omicron variant and its impact on health care? [Saskatchewan Health Authority Dec 22 2021]
INTERNATIONAL
Centers for Disease Control and Prevention (CDC)
Investigation of a SARS-CoV-2 B.1.1.529 (Omicron) Variant Cluster — Nebraska, November–December 2021 [MMWR Dec 31 2021]
SARS-CoV-2 B.1.1.529 (Omicron) Variant — United States, December 1–8, 2021 [MMWR Dec 17 2021]
SARS-CoV-2 Viral Mutations: Impact on COVID-19 Tests [FDA Dec 22 2021]
European Centre for Disease Control (ECDC)
Assessment of the further emergence and potential impact of the SARS-CoV-2 Omicron variant of concern in the context of ongoing transmission of the Delta variant of concern in the EU/EEA, 18th update [Dec 15 2021]
CDTR: Week 47, 21-27 November 2021 [ECDC Nov 26 2021]
Epidemiological update: Omicron variant of concern (VOC) – data as of 16 December 2021 (12:00)
Implications of the emergence and spread of the SARS-CoV-2 variants of concern BA.4 and BA.5 for the EU/EEA [Jun 13 2022]
Methods for the detection and characterisation of SARS-CoV-2 variants – first update [Dec 20 2021]
Technical guidance for antigenic SARS-CoV-2 monitoring [Jun 7 2022]
Threat assessment brief: Implications of the emergence and spread of the SARS-CoV-2 B.1.1. 529 variant of concern (Omicron) for the EU/EEA [ECDC Nov 26 2021]
Methods for the detection and identification of SARS-CoV-2 variants [Mar 2021]
World Health Organization
Classification of Omicron (B.1.1.529): SARS-CoV-2 Variant of Concern [Nov 26 2021]
Enhancing response to Omicron SARS-CoV-2 variant [Jan 21 2022]
Variant analysis of SARS-CoV-2 genomes
Other
Africa Centres for Disease Control and Prevention’s Statement regarding the new SARS-COV-2 virus variant B.1.1.529 [Africa CDC Nov 26 2021]
15 December 2021 Risk assessment for SARS-CoV-2 variant: Omicron VOC-21NOV-01 (B.1.1.529) [UK Health Security Agency]
FREQUENTLY ASKED QUESTIONS FOR THE B.1.1.529 MUTATED SARS-COV-2 LINEAGE IN SOUTH AFRICA [National Institute for Communicable Diseases Nov 26 2021]
Guidance SARS-CoV-2 variants of public health interest: 26 November 2021 [PHE Nov 26 2021]
In Brief: Omicron [NSW Government Updated Dec 24 2021]
In brief Omicron – symptoms and hospitalised patients [NSW Government Jan 21 2022]
Report 48: The value of vaccine booster doses to mitigate the global impact of the Omicron SARS-CoV-2 variant [Imperial College COVID-19 Response Team Dec 16 2021]
Report 49 - Growth, population distribution and immune escape of Omicron in England [MRC Centre for Global Infectious Disease Analysis Dec 16 2021]
Report 50: Hospitalisation risk for Omicron cases in England [Imperial College COVID-19 response team Dec 22 2021]
SARS-CoV-2 Variants [IDSA 2021]
SARS-CoV-2 variants of concern and variants under investigation in England Technical briefing 43 [Jun 24 2022]
Study: Characteristics of SARS-CoV-2 Infections in Israeli Children During the Circulation of Different SARS-CoV-2 Variants [JAMA Public Health Sep 2021]
<<
Previous:
Pharmacies
Next:
Dental Care >>