From the 1Department of Biostatistics, School of Public Health, Boston University, Boston, MA; 2Department of Epidemiology, Mailman School of Public Health, Columbia University, New York, NY; 3New England Centenarian Study, Geriatrics Section, School of Medicine, Boston University Medical Center, Boston, MA; 4Division of Biostatistics, Washington University in St Louis, St Louis, MO; and 5Population Studies Center, University of Pennsylvania, Philadelphia, PA.
Received March 5, 2014; revised and accepted April 15, 2014.
Funding/support: The Long Life Family Study was funded by the US National Institute on Aging/National Institutes of Health (cooperative agreements U01AG023712, U01AG23744, U01AG023746, U01AG023749, and U01AG023755).
Financial disclosure/conflicts of interest: None reported.
Supplemental digital content is available for this article. Direct URL citations appear in the printed text and are provided in the HTML and PDF versions of this article on the journal’s Website (www.menopause.org).
Address correspondence to: Thomas T. Perls, MD, MPH, New England Centenarian Study, Geriatrics Section, School of Medicine, Boston University Medical Center, Boston, MA. E-mail: [email protected]