Severity and Long-Term Mortality of COVID-19, Influenza, and Respiratory Syncytial Virus.

ABSTRACT:

Importance

SARS-CoV-2, influenza, and respiratory syncytial virus (RSV) contribute to many hospitalizations and deaths each year. Understanding relative disease severity can help to inform vaccination guidance.

Objective

To compare disease severity of COVID-19, influenza, and RSV among US veterans.

Design, setting, and participants

This retrospective cohort study analyzed national US Veterans Health Administration electronic health record data of nonhospitalized veterans who underwent same-day testing for SARS-CoV-2, influenza, and RSV, and were diagnosed with a single infection between August 1, 2022, and March 31, 2023, or between August 1, 2023, and March 31, 2024.

Exposures

Infection with SARS-CoV-2, influenza, or RSV.

Main outcomes and measures

Foll

SUBMITTER: Bajema KL 

PROVIDER: S-EPMC11773409 | biostudies-literature | 2025 Mar

REPOSITORIES: biostudies-literature