Frailty Index
A composite frailty score derived from panel and demographic data.
What is it
The frailty index composite integrates multiple panel markers and demographic data into a single longevity-context score reflecting biological resilience.
Why it's measured
Frailty indices have been studied extensively in research on aging and mortality risk.
Reference range
Standard laboratory reference
Computed from panel composite
Reference ranges vary by laboratory. Your individual reference range will appear on your test report and should be interpreted by your physician in the context of your overall health profile.
What results may indicate
Elevated
Higher frailty composites have been associated with elevated mortality risk in research literature.
Lower
Generally considered favorable.
These associations are general. They are not a personal diagnosis or prediction. Discuss your individual results with your physician in the context of your full health profile.
When it's measured
Calculated when relevant panel markers are run.
Related markers
Measured in
A complete look at your heart, hormones, metabolism, inflammation, and longevity systems — drawn at Quest or LabCorp, reviewed by a U.S.-licensed physician.
Explore the Apex Panel →This information is for general educational purposes only and is not medical advice. Lab results alone are not intended to diagnose, treat, or cure any condition and do not replace the advice of a healthcare provider. OPTML does not offer medical advice, a diagnosis, medical treatment, or any form of medical opinion.