Frailty linked to fewer healthy working years at age 50
Estimated healthy working life at 50 was 11.87 years in robust adults, 7.34 in pre-frail adults and 3.77 in frail adults.
Multicenter
Limit: Healthy working years were model-based estimates
An observational study followed 180,314 adults aged 50 or older in five health and retirement cohorts across 33 countries. Researchers tracked participants until their last available data or death. They assessed frailty using an index of accumulated health problems, classifying participants as robust, pre-frail or frail. They then modeled healthy working life expectancy—the estimated years spent healthy and working.
At age 50, estimated healthy working life was 4.53 years shorter in the pre-frail group and 8.11 years shorter in the frail group than in the robust group. Higher education and not currently smoking were associated with longer healthy working lives across frailty groups. Favorable national economic and political factors were also linked to longer healthy working lives.
Why it matters
As countries seek to extend working lives, the findings bear on how to support older adults with differing health needs. The authors called for frailty programs alongside broader economic and political development to support healthier, voluntary work participation.
Caveats
This observational analysis used model-based estimates; it did not test whether frailty prevention or intervention programs would extend healthy working life. It studied adults aged 50 or older, not younger workers.
