How frailty affects the effectiveness of influenza vaccination in older adults

Frailty and Influenza Vaccination Among Older Adults

NIH-funded research VA Greater Los Angeles Healthcare System · NIH-11044065

This study is looking at how frailty affects how well the flu vaccine works for older adults, especially veterans living in the community or in care centers, to help improve vaccination strategies for those who are more at risk.

Quick facts

Grant typeNIH-funded research
Study typeNIH-funded research
Funding institutionVA Greater Los Angeles Healthcare System NIH-funded
Lab location1 site (Los Angeles, United States)
Project IDNIH-11044065 on NIH RePORTER

What this research studies

This research investigates the relationship between frailty and the effectiveness of influenza vaccination among older adults, particularly focusing on community-dwelling Veterans and those in Community Living Centers. It aims to assess whether frailty, measured using the VA Frailty Index, influences vaccine effectiveness and outcomes after vaccination. By understanding these links, the research seeks to improve vaccination strategies for older adults who are at higher risk of severe outcomes from influenza. The study will utilize electronic assessments and analyze data to draw meaningful conclusions.

Who could benefit from this research

Good fit: Ideal candidates for this research are older adults, particularly Veterans, who may exhibit varying levels of frailty.

Not a fit: Patients who are not older adults or do not have any frailty concerns may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to improved vaccination strategies that enhance protection for older adults against influenza and its complications.

How similar studies have performed: Previous research has indicated that frailty can impact vaccine effectiveness, suggesting that this approach may yield valuable insights.

Where this research is happening

Los Angeles, United States

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Conditions Airway infections
Last reviewed 2026-06-10 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.