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Publication Name World Journal of Clinical Cases
Manuscript ID 117700
Country Japan
Received
2025-12-15 05:32
Peer-Review Started
2025-12-15 05:32
First Decision by Editorial Office Director
2025-12-29 08:23
Return for Revision
2025-12-29 08:23
Revised
2026-01-08 11:36
Publication Fee Transferred
Second Decision by Editor
2026-01-23 02:41
Second Decision by Editor-in-Chief
Final Decision by Editorial Office Director
2026-01-23 06:40
Articles in Press
2026-01-23 06:40
Edit the Manuscript by Language Editor
Typeset the Manuscript
2026-01-29 07:30
Publish the Manuscript Online
2026-02-05 06:01
ISSN 2307-8960 (online)
Open Access This article is an open-access article that was selected by an in-house editor and fully peer-reviewed by external reviewers. It is distributed in accordance with the Creative Commons Attribution NonCommercial (CC BY-NC 4.0) license, which permits others to distribute, remix, adapt, build upon this work non-commercially, and license their derivative works on different terms, provided the original work is properly cited and the use is non-commercial. See: http://creativecommons.org/licenses/by-nc/4.0/
Copyright ©The Author(s) 2026. Published by Baishideng Publishing Group Inc. All rights reserved.
Article Reprints For details, please visit: http://www.wjgnet.com/bpg/gerinfo/247
Permissions For details, please visit: http://www.wjgnet.com/bpg/gerinfo/207
Publisher Baishideng Publishing Group Inc, 7041 Koll Center Parkway, Suite 160, Pleasanton, CA 94566, USA
Website http://www.wjgnet.com
Category Rehabilitation
Manuscript Type Retrospective Study
Article Title Machine learning model for predicting hospital-acquired functional decline in older patients with postoperative cardiovascular surgery
Manuscript Source Invited Manuscript
All Author List Ryotaro Hiramatsu, Shinsuke Imaoka, Shohei Minata, Hidenori Sako and Noboru Sato
ORCID
Author(s) ORCID Number
Shinsuke Imaoka http://orcid.org/0000-0001-5355-6721
Funding Agency and Grant Number
Corresponding Author Shinsuke Imaoka, PhD, Research Fellow, Department of Rehabilitation, Oita Oka Hospital, 3-7-11 Nishitsurusaki, Oita 870-0192, Japan. imaoka2734@keiwakai.oita.jp
Key Words Cardiac surgery; Machine learning; Hospital-acquired functional decline; Extreme gradient boosting model; Predictive modeling
Core Tip Hospital-acquired functional decline (HAFD) is a critical yet underrecognized complication in older patients undergoing cardiovascular surgery. We developed and validated a machine learning–based prediction model for HAFD using preoperative clinical and physical function data. Among seven models, the extreme gradient boosting model demonstrated the highest predictive performance. SHapley Additive exPlanations analysis identified female sex and slower preoperative walking speed as key contributors to HAFD. This interpretable model may support early risk stratification and targeted preoperative interventions to prevent functional decline in clinical practice.
Publish Date 2026-02-05 06:01
Citation

Hiramatsu R, Imaoka S, Minata S, Sako H, Sato N. Machine learning model for predicting hospital-acquired functional decline in older patients with postoperative cardiovascular surgery. World J Clin Cases 2026; 14(4): 117700

URL https://www.wjgnet.com/2307-8960/full/v14/i4/117700.htm
DOI https://dx.doi.org/10.12998/wjcc.v14.i4.117700
Full Article (PDF) WJCC-14-117700-with-cover.pdf
Manuscript File 117700_Auto_Edited_075410.docx
Answering Reviewers 117700-answering-reviewers.pdf
Audio Core Tip 117700-audio.m4a
Biostatistics Review Certificate 117700-biostatistics-statement.pdf
Conflict-of-Interest Disclosure Form 117700-conflict-of-interest-statement.pdf
Copyright License Agreement 117700-copyright-assignment.pdf
Signed Informed Consent Form(s) or Document(s) 117700-informed-consent-statement.pdf
Institutional Review Board Approval Form or Document 117700-institutional-review-board-statement.pdf
Non-Native Speakers of English Editing Certificate 117700-non-native-speakers.pdf
Peer-review Report 117700-peer-reviews.pdf
Scientific Misconduct Check 117700-scientific-misconduct-check.png
Scientific Editor Work List 117700-scientific-editor-work-list.pdf
CrossCheck Report 117700-crosscheck-report.pdf