Estimating the Effect of Influenza Vaccination on Nursing Home Residents' Morbidity and Mortality.

ABSTRACT:

Objectives

To estimate the effect of influenza vaccination on hospitalization and mortality in nursing home (NH) residents.

Design

Retrospective cohort study.

Setting

Medicare claims data linked to NH Minimum Data Set assessments and Centers for Disease Control and Prevention (CDC) surveillance data from 122 U.S. cities.

Participants

More than 1 million Medicare fee-for-service, long-stay NH residents between 2000 and 2009.

Measurements

Weekly facility outcome aggregates of NH resident pneumonia and influenza (P&I) hospitalizations and all-cause mortality and city-level P&I mortality as reported by the CDC were created. The seasonal vaccine match rate for influenza A/H1N1, A/H3N2, and B strains was calculated, and each outcome was compared in seasons of

SUBMITTER: Pop-Vicas A 

PROVIDER: S-EPMC4762025 | biostudies-literature | 2015 Sep

REPOSITORIES: biostudies-literature