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A Study to Look at the Health Outcomes of Patients With COVID-19 and Influenza.

WithdrawnN/A

Sponsor: Pfizer

Conditions: COVID-19, Coronavirus Disease 2019, Influenza

Interventions: COVID-19 Vaccine

The main purpose of this study is to understand: * the symptoms of COVID-19 or influenza * health-related outcomes of people with COVID-19 or influenza * the effects of vaccines in people with COVID-19 or influenza. This study will take in participants who are: * 18 years or older * reported to have symptoms with lab tests that have confirmed illness. The lab tests can be tested at any of Walgreens pharmacy COVID-19 or influenza test sites. The study will collect vaccine history information from participants who are ready to take part in the study. Participant will be emailed a form with questions about their health related to COVID-19 or influenza during twelve follow-ups over a 6-month period.

Eligibility overview

Sex: ALL

Age: 18 Years to —

Healthy volunteers: No

Study type: OBSERVATIONAL

Eligibility criteria

Inclusion Criteria:

* Age 18 or older
* Self-reported at least one symptom in the screening questionnaire
* Positive result reported from the laboratory
* Evidence of a personally signed and dated informed consent document indicating that the patient (or a legally acceptable representative) has been informed of all pertinent aspects of the study
* Able to complete the questionnaires by themselves in English

Exclusion Criteria:

* Positive result for both COVID-19 and influenza (coinfection)
* COVID-19 test is done with non-RT-PCR methods such as a rapid antigen test or antibody test