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Sunnybrook Hospital

COVID-19 Cohort Study (CCS): Study of the epidemiology of COVID-19 in healthcare workers and their households

Join a research study about risk factors for COVID-19 in hospital workers

Status: Currently enrolling Click here to join Already a participant? Click here to log in

What is being studied?
    • The number of COVID-19 infections and factors linked with infection
    • Antibodies against COVID-19
    • Effect of COVID-19 vaccines
    • Psychological impact of working during a pandemic

Who can participate?
Staff working at Sunnybrook Health Sciences Centre (or an affiliated rehabilitation or complex care site)
    • Who are 18-75 years of age
    • Who work anywhere in the hospital for more than 20 hours per week 
OR - is a MD/NP with privileges and spends at least 8 hours per week in the hospital
    • Who have access to a computer or phone with internet access, and
    • Who plan to be available at least for the next 3 months

What is required?
    • online baseline questionnaires every 12 months;
    • brief online reports every 2nd week;
    • online questionnaires about your level of stress every 6 months;
    • online reports when you are tested for COVID-19 or have symptoms that may be COVID;
    • blood samples to assess COVID-19 antibody levels
    • Optional: invite adults and children in your home to join (optional, see the information sheets & consent forms, below, for details)

Participation is voluntary
A small monetary gift is available for participating

Staff can join regardless of whether or not they have been vaccinated or already tested positive for COVID-19

If you have questions, please email COVID.study@sinaihealth.ca or call (416) 294-6383 weekdays between 8:00 AM and 6:00 PM

Sunnybrook Investigator: Dr. Samira Mubareka, Microbiology & Infectious Diseases


Click here to join Already a participant? Click here to log in

Information Sheet and Consent Form