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Using big data to uncover the causes of dementia

Nature Health (2026)Cite this article

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Routine administrative data from health insurance claims or electronic health records can help to understand the complex causes of dementia and guide treatment strategies.

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Authors and Affiliations

  1. La Follette School of Public Affairs, University of Wisconsin-Madison, Madison, WI, USA

    Jason Fletcher

  2. Department of Population Health Sciences, University of Wisconsin-Madison, Madison, WI, USA

    Jason Fletcher

  3. Medical Ethics and Health Policy, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA, USA

    Atheendar Venkataramani

  4. Opportunity for Health Lab, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA, USA

    Atheendar Venkataramani

  5. Department of Epidemiology and Population Health, Stanford University School of Medicine, Stanford, CA, USA

    David H. Rehkopf

  6. Department of Medicine, Division of Primary Care and Population Health, Stanford University School of Medicine, Stanford, CA, USA

    David H. Rehkopf

  7. Department of Health Policy, Stanford University School of Medicine, Stanford, CA, USA

    David H. Rehkopf

  8. Department of Pediatrics, Stanford University School of Medicine, Stanford, CA, USA

    David H. Rehkopf

  9. Department of Sociology, Stanford University, Stanford, CA, USA

    David H. Rehkopf

Authors
  1. Jason Fletcher
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  2. Atheendar Venkataramani
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  3. David H. Rehkopf
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Corresponding author

Correspondence to Jason Fletcher.

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The authors declare no competing interests.

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Fletcher, J., Venkataramani, A. & Rehkopf, D.H. Using big data to uncover the causes of dementia. Nat. Health (2026). https://doi.org/10.1038/s44360-025-00039-0

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