A 2023 National Institutes of Health RECOVER study of 3,659 participants identified eight distinct long COVID symptom trajectories measured between three and 15 months after infection.
January 01, 2023
high
statistical
The RECOVER initiative by the National Institutes of Health analyzed participant-reported symptoms over time to classify patterns of long COVID.
The 2023 National Institutes of Health RECOVER study sample was 69% female and 99.6% of participants were studied during the Omicron variant era.
January 01, 2023
high
statistical
Demographic and temporal composition of the RECOVER study cohort.