Clinical Edge

Summaries of Must-Read Clinical Literature, Guidelines, and FDA Actions

Influenza Vaccination Modestly Reduces Risk of Hospitalizations in Patients With COPD

Key clinical point: Influenza vaccination reduces the risk of hospitalizations associated with influenza in patients with COPD.

Major finding: Vaccine effectiveness ranged from 22% to 43% in various analyses.

Study details: A test-negative study of influenza vaccination effectiveness in 21,748 patients with COPD.

Disclosures: Canadian government grants funded the study.


Gershon AS et al. J Infect Dis. 2019 Sep 24. doi: 10.1093/infdis/jiz419.