Incidence, Associated Factors, and Burden of Post COVID-19 Condition in Brazil

Incidence, Associated Factors, and Burden of Post COVID-19 Condition in Brazil

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.

Inclusion Criteria:

• Age ≥ 18 years;
• Brazilian resident;
• Symptomatica COVID-19 confirmed by reverse transcriptase polymerase chain reaction (RT-PCR) or antigen test for SARS-COV-2 after January 2022, with diagnosis at least 90 days before recruitment.

Exclusion Criteria:

• No availability to participate in remote research appointments;
• Communication difficulty (aphasia, important hearing loss, non-portuguese speaker, severe dementia)
• Refuse to provide informed consent