Maelstrom Research Staging | CaG_COVID19_2021

CaG_COVID19_2021_10

Networks -

Variables -

Population

CaG population

The CaG cohort consists of men and women aged between 40 and 69 years and residing in metropolitan areas of Quebec at the time of recruitment.

Selection Criteria

Minimum age

Maximum age

Newborns

Twins

Countries

Canada

Territory

Montreal, Quebec, Sherbrooke and Saguenay for recruitment phase A. Trois-Rivières and Gatineau were added for recruitment phase B.

Ethnic Origin

Health Status

Other Criteria

Participants were excluded if they were not registered in the FIPA files, if they resided outside the selected regions, lived in First Nations Reserves or long-term healthcare facilities or were in prison.

Recruitment

Sources of recruitment

General population

General Population

Selected sample
Random digit dialing

Supplementary Information

Participants were randomly chosen to be broadly representative of the population based on provincial health insurance registries—FIPA files (fichier administratif des inscriptions des personnes assurées de la Régie de l’assurance maladie du Québec (RAMQ)).

Number of Participants

Number of Participants: 43,034
Number of Participants with Biological Samples: 30,226
Supplementary Information about selection criteria: Recruitment (2009):  19,985 participants
BALSAC collaboration (2009):  11,467 participants
Residential history (2011):  11,653 participants
Occupational history (2011):  10,891 participants
Nutrition (2012):  10,073 participants
Recruitment (2012):  23,049 participants
CAHHM collaboration (2015):  1,746 participants
Health follow-up (2016):  17,004 participants
COVID-19 (2020-06):  8,187 participants
COVID-19 (2021-03):  6,264 participants
COVID-19 (2021-10):  672 participants
COVID-19 (2022-03):  3,253 participants
COVID-19 (2022-04):  580 participants

More info

Data Collection Event

CaG - COVID-19 - 2021-10

Data is collected for a subgroup of participants. Information on COVID-19 test results/suspected infection, symptoms experienced (if any), hospitalizations or received medical care, potential sources of exposure, COVID vaccination, impact of pandemic on mental well-being, and lifestyle is collected. Blood samples are also collected. Linkage with administrative health and environmental databases is completed. Data on diagnoses, ambulatory and inpatient care and prescribed medications is obtained from the RAMQ and MSSS databases. Environmental exposure data is obtained from CANUE.

More info

Collected Dataset / CaG_COVID19_2021_10

CaG_COVID19_2021_10

Population

CaG population

Data Collection Event

CaG - COVID-19 - 2021-10

Files

Variables Classifications