Francis Weld Peabody Society, Harvard Medical School, Boston, Massachusetts
Departments of Medicine and Neurology, Brigham and Women's Hospital, Harvard Medical School, Boston, Massachusetts
Financial Support: No direct funding supported this analysis. Dr. C.A. Czeisler is the incumbent of an endowed professorship provided to Harvard University by Cephalon.
Disclosures: Disclosures can be viewed at www.acponline.org/authors/icmje/ConflictOfInterestForms.do?msNum=M22-2226.
Reproducible Research Statement: Study protocol: Not applicable. Statistical code: Available to interested readers by contacting Dr. Mark É. Czeisler at mark.[email protected]org. Data set: Mortality data are available from CDC WONDER (https://wonder.cdc.gov). Standard life expectancy data are available from the United Nations 2017 Revision of the World Population Prospects (www.un.org/development/desa/publications/world-population-prospects-the-2017-revision.html).
Corresponding Author: Mark É. Czeisler, PhD, Francis Weld Peabody Society, Harvard Medical School, 25 Shattuck Street, Boston, MA 02115; e-mail, mark.[email protected]org or [email protected]harvard.edu.
Previous Posting: A prior version of this manuscript was posted as a preprint on medRxiv on 22 July 2022. doi:10.1101/2022.07.22.22277899
This article was published at Annals.org on 29 November 2022.
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