Lee Index

  • Population: Community-dwelling adults aged 50 and over
  • Outcome: All cause 4 and 10 year mortality
  • Scroll to the bottom for more detailed information

Risk Calculator
Total Points: 0

  • This index was developed in 11,701 community-dwelling adults from the eastern, western and central United States who were interviewed in the Health Retirement Survey in 1998 (mean age 67, 57% female, 81% white, 12% 4-year mortality)
  • The index was internally validated in 8009 Health Retirement Survey interviewees from the southern United States (mean age 67, 57% female, 71% white, 13% 4-year mortality)
  • Discrimination: This risk calculator sorts patients who died from patients who lived correctly 82% of the time (c-statistic).
    very good
  • Calibration: The model was well calibrated across all risk levels with less than 3% difference between estimated and actual mortality rates.
  • Citation: Lee SJ, Lindquist K, Segal MR, Covinsky KE. Development and validation of a prognostic index for 4-year mortality in older adults. JAMA. 2006 Feb 15;295(7):801-8.


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