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Private physicians, nurse practitioners, or midwifery practices in the greater Toronto area

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

Join a COVID-19 research study for people working in private medical offices & clinics

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 join?
Physicians, nurse practitioners, midwives, physicians’ assistants, nurses, or receptionists working in private medical practices/medical clinics who
    • Are 18-75 years of age
    • Work in the greater Toronto area
    • Provide office-based care for patients for >20 hours per week (direct patient contact is not required)
    • Have convenient access to computer or phone with internet access
    • Plan to be available for at least the next 3 months 

What is required?
    • Several online questionnaires
    • Report when you are tested for COVID-19 and submit a swab to the study the same day
    • Report when you are vaccinated against COVID-19
    • Blood samples: provide none, one, or several (optional)
            ▪ when you join, in 6 months, and at the end of the study;
            ▪ if you test positive for COVID-19: 30 days (or every 30 days) after your positive test; and/or
            ▪ If you are vaccinated against COVID-19: prior to receiving each dose and again 28 days after the final dose
    • Invite adults and children in your home to join (optional, see the information sheets & consent forms, below, for details)

Participation is voluntary
Participants will be provided with a small token of appreciation for taking part in the study

People are welcome to join whether or not they have been vaccinated against 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

Investigators at Sinai: Allison McGeer & Brenda Coleman (Sinai Health System), & Dawn Bowdish (McMaster University)


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

Information Sheet and Consent Form