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Published on in Vol 9 (2026)

Preprints (earlier versions) of this paper are available at https://preprints.jmir.org/preprint/94567, first published .
Caregiver shows digital health data to senior woman in assisted living

Development and Temporal External Validation of a Parsimonious, Interpretable Machine Learning Model for Predicting 6-Month Mortality in Long-Term Care Facilities: A Retrospective Cohort Study

Development and Temporal External Validation of a Parsimonious, Interpretable Machine Learning Model for Predicting 6-Month Mortality in Long-Term Care Facilities: A Retrospective Cohort Study

Yun-Cheng Tsai   1 * , PhD ;   Yi-Lin Wu   2 * , PhD ;   Yung-Chen Yu   2 , MS ;   Yi-Wen Chen   2, 3 , PhD ;   Yi-Wen Chen   4 , MS ;   Yi-Ching Yang   5, 6 , MS ;   Yu-Tai Lo   6, 7 , PhD

1 PecuLab LLC, Seattle, WA, United States

2 Department of Nursing, National Cheng Kung University Hospital, College of Medicine, National Cheng Kung University, Tainan, Taiwan

3 Department of Nursing, College of Medicine, National Sun Yat-sen University, Kaohsiung, Taiwan

4 Department of Business Development, Smart Ageing Tech Co., Ltd., New Taipei City, Taiwan

5 Department of Family Medicine, College of Medicine, National Cheng Kung University, Tainan, Taiwan

6 Department of Geriatrics and Gerontology, National Cheng Kung University Hospital, College of Medicine, National Cheng Kung University, Tainan, Taiwan

7 Department of Public Health, College of Medicine, National Cheng Kung University, Tainan, Taiwan

*these authors contributed equally

Corresponding Author:

  • Yu-Tai Lo, PhD
  • Department of Geriatrics and Gerontology
  • National Cheng Kung University Hospital, College of Medicine, National Cheng Kung University
  • No.138, Sheng Li Road
  • Tainan 704
  • Taiwan
  • Phone: 886 6-2353535 ext 3828
  • Fax: 886 6-2083714
  • Email: loyutai@outlook.com