This is a national retrospective cohort study with internet-based recruitment which intends to enroll 1,694 adult patients with COVID-19 diagnosis during the SARS-CoV-2 omicron wave in Brazil. Participants with confirmed symptomatic COVID-19 after january 2022 will be evaluated in order to assess incidence, potential risk factors and impact of post COVID-19 condition according to the WHO definition on health-related quality of life and other relevant patient-centered outcomes.
Study Type
OBSERVATIONAL
Enrollment
1,694
Exposures variables (observational study): age, gender, education, comorbidities, vaccination status, severity of the acute episode of COVID-19, treatments used for acute COVID-19.
Inova Medical
Cachoeirinha, Rio Grande do Sul, Brazil
RECRUITINGPost COVID-19 condition according to the WHO definition
Post COVID-19 condition occurs in individuals with a history of probable or confirmed SARS CoV-2 infection, usually 3 months from the onset of COVID-19 with symptoms and that last for at least 2 months and cannot be explained by an alternative diagnosis
Time frame: 3 to 24 months
EQ5D-3L
Health-related quality of life assessed using the EuroQol five-dimensional 3-level descriptive system (EQ5D-3L). This outcome will be considered as primary when Post COVID-19 condition be used as exposure.
Time frame: 3 to 24 months
Instrumental activities of daily living
Instrumental activities of daily living assessed with the Lawton \& Brody Instrumental Activities of Daily Living
Time frame: 3 to 24 months
Functional status
Functional status assessed with the Modified Barthel Index
Time frame: 3 to 24 months
Cognition
Cognition assessed with the Telephone Interview for Cognitive Status
Time frame: 3 to 24 months
Anxiety symptoms
Anxiety symptoms assessed with the Hospital Anxiety and Depression Scale;
Time frame: 3 to 24 months
Depression symptoms
Depression symptoms assessed with the Hospital Anxiety and Depression Scale;
Time frame: 3 to 24 months
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Posttraumatic stress symptoms
Posttraumatic stress symptoms assessed with the Impact Event Scale-Revised
Time frame: 3 to 24 months
Time to return to work or studies
Time to return to work or studies after COVID-19
Time frame: 3 to 24 months
Healthcare utilization
Medical and rehabilitation appointments, medication use and diagnostic tests
Time frame: 3 to 24 months
Costs
Individual health-related and COVID-19-related costs
Time frame: 3 to 24 months