Children and COVID-19: seroprevalence study

Overview

Acronym
EnCORE
Website
EnCORE
Investigators
Dr. Jesse Papenburg
Montreal Children’s Hospital
Dr. Kate Zinszer
University of Montreal
Dr. Patricia Conrod
University of Montreal
Dr. Gaston DeSerres
Université Laval
Dr. Britt McKinnon
University of Montreal
Dr. Monica Zahreddine
University of Montreal
Contacts
Dr. Kate Zinszer
University of Montreal

General Design

Study design
Cohort
Start - End Year
2020 -
General Information on Follow Up (profile, frequency)
Recruitment Target
  • Individuals
Number of Participants
6,671
Number of Participants with Biological Samples
5,300

Access

Availability of data and biosamples

Possible Access to Data
Possible Access to Biosamples
Other

Marker Papers

Zinszer K, McKinnon B, Bourque N, et al. Seroprevalence of SARS-CoV-2 Antibodies Among Children in School and Day Care in Montreal, Canada. JAMA Netw Open. 2021 Nov 1;4(11):e2135975. doi: 10.1001/jamanetworkopen.2021.35975.

PUBMED 34812845

Zinszer K, McKinnon B, Bourque N, et al. Seroprevalence of anti-SARS-CoV-2 antibodies among school and daycare children and personnel: protocol for a cohort study in Montreal, Canada. BMJ Open. 2021 Jul 8;11(7):e053245. doi: 10.1136/bmjopen-2021-053245.

PUBMED 34244288

Zinszer K, Charland K, Pierce L, et al. Pre-Omicron seroprevalence, seroconversion, and seroreversion of infection-induced SARS-CoV-2 antibodies among a cohort of children and teenagers in Montréal, Canada. Int J Infect Dis. 2023 Jun;131:119-126. doi: 10.1016/j.ijid.2023.03.036.

PUBMED 36963656

Timeline

Populations

EnCORE - Children

Selection Criteria

Minimum age
2
Maximum age
17
Countries
  • Canada
Territory
Montreal
Health Status
Supplementary Information about Population

Sources of Recruitment

General Population
  • Selected sample
Supplementary Information

Sample Size

Number of Participants
4,916
Number of Participants with Biological Samples
4,916
Supplementary Information about Population

Data Collection Events

# Name Description Start End
0 EnCORE - Children - Round 1 2020 (October) 2021 (April)
2 EnCORE - Children - Round 2 2021 (May) 2021 (September)
3 EnCORE - Children - Round 3 2021 (November) 2022 (February)
3 EnCORE - Children - Round 4 2022 (May) 2022 (October)
4 EnCORE - Children - Round 5 2023 (February) 2023 (May)
EnCORE - Daycare and school personnel

Selection Criteria

Countries
  • Canada
Territory
Montreal
Health Status

Sources of Recruitment

Specific Population
  • Other specific population : Personnel from the children's daycare and school
Supplementary Information

Sample Size

Number of Participants
382
Number of Participants with Biological Samples
363
Supplementary Information about Population

Data Collection Events

# Name Description Start End
0 EnCORE - Daycare and school personnel - Data collection 2021 (March) 2021 (August)
EnCORE - Household

Selection Criteria

Countries
  • Canada
Territory
Montreal

Sources of Recruitment

General Population
  • Selected sample
Supplementary Information

Sample Size

Number of Participants
1,373

Data Collection Events

# Name Description Start End
0 EnCORE - Household - Questionnaire 2021 (June) 2021 (October)

Participating Studies

Acronym Name Study design Countries

Harmonization Initiatives Included

Acronym Name

Networks

Acronym Name Harmonization Initiatives Individual Studies

Datasets

Name Data Collection Events Variables
Last Update: 2023-05-30 18:06