Published on in Vol 25 (2023)

Preprints (earlier versions) of this paper are available at https://preprints.jmir.org/preprint/42259, first published .
Development and Validation of a Prognostic Classification Model Predicting Postoperative Adverse Outcomes in Older Surgical Patients Using a Machine Learning Algorithm: Retrospective Observational Network Study

Development and Validation of a Prognostic Classification Model Predicting Postoperative Adverse Outcomes in Older Surgical Patients Using a Machine Learning Algorithm: Retrospective Observational Network Study

Development and Validation of a Prognostic Classification Model Predicting Postoperative Adverse Outcomes in Older Surgical Patients Using a Machine Learning Algorithm: Retrospective Observational Network Study

Jung-Yeon Choi   1 * , MD ;   Sooyoung Yoo   2 * , PhD ;   Wongeun Song   2, 3 * ;   Seok Kim   2 ;   Hyunyoung Baek   2 ;   Jun Suh Lee   4 , MD ;   Yoo-Seok Yoon   5, 6 , MD ;   Seonghae Yoon   7 , MD ;   Hae-Young Lee   8, 9 , MD ;   Kwang-il Kim   1, 9 , MD

1 Departmentof Internal Medicine, Seoul National University Bundang Hospital, Seongnam-si, Republic of Korea

2 Office of eHealth Research and Business, Seoul National University Bundang Hospital, Seongnam-si, Republic of Korea

3 Department of Health Science and Technology, Graduate School of Convergence Science and Technology, Seoul National University, Seongnam-si, Republic of Korea

4 Department of Surgery, G Sam Hospital, Gunpo, Republic of Korea

5 Department of Surgery, Seoul National University Bundang Hospital, Seongnam-si, Republic of Korea

6 Department of Surgery, Seoul National University College of Medicine, Seoul, Republic of Korea

7 Department of Clinical Pharmacology and Therapeutic, Seoul National University Bundang Hospital, Seongnam-si, Republic of Korea

8 Department of Internal Medicine, Seoul National University Hospital, Seoul, Republic of Korea

9 Department of Internal Medicine, Seoul National University College of Medicine, Seoul, Republic of Korea

*these authors contributed equally

Corresponding Author:

  • Kwang-il Kim, MD
  • Departmentof Internal Medicine
  • Seoul National University Bundang Hospital
  • 82 Gumi-ro, 173 Beon-gil, Bundang-gu
  • Seongnam-si, 13620
  • Republic of Korea
  • Phone: 82 31-787-7032
  • Fax: 82 31-787-4052
  • Email: kikim907@snu.ac.kr