Longevity-associated genes may modulate risk for age-related diseases and survival. The Healthy Aging Index (HAI) may be a subphenotype of longevity, which can be constructed in many studies for genetic analysis. We investigated the HAI's association with survival in the Cardiovascular Health Study and heritability in the Long Life Family Study.
Journals of Gerontology. Series A, Biological Sciences and Medical Sciences, 2014, Vol 69, Issue 4, p. 479-85