{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,5,2]],"date-time":"2026-05-02T01:45:33Z","timestamp":1777686333745,"version":"3.51.4"},"reference-count":35,"publisher":"Wiley","issue":"5","license":[{"start":{"date-parts":[[2025,4,21]],"date-time":"2025-04-21T00:00:00Z","timestamp":1745193600000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Annals of Gastroent Surgery"],"published-print":{"date-parts":[[2025,9]]},"abstract":"<jats:title>ABSTRACT<\/jats:title><jats:sec><jats:title>Backgrounds<\/jats:title><jats:p>Incidence of malignant disease in older patients has been increasing. These geriatric patients have more comorbidities and frailty than younger patients, necessitating different approaches in evaluation and treatment. Geriatric surgery studies in Japan have followed those conducted in the <jats:styled-content style=\"fixed-case\">US<\/jats:styled-content>. The aims of this study were to compare trends in geriatric variables for patients who underwent gastroenterological surgeries between two countries, and to elucidate the characteristics of them.<\/jats:p><\/jats:sec><jats:sec><jats:title>Study Design<\/jats:title><jats:p>Geriatric variables and outcomes were analyzed via nationwide databases in both countries. Subjects were defined as patients with age \u2265\u200965 who underwent seven major gastroenterological surgeries for malignant disease. Basic statistical values were compared between them.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>A total of 2703 patients in the National Clinical Database (<jats:styled-content style=\"fixed-case\">NCD<\/jats:styled-content>) and 1342 patients in the American College of Surgeons National Surgical Quality Improvement Program (<jats:styled-content style=\"fixed-case\">NSQIP<\/jats:styled-content>) were included. Among preoperative comorbidities, dyspnea, hypertension, bleeding disorder, and emergency cases increased with age in both databases, while the rates of obesity and emergency cases were more frequent in <jats:styled-content style=\"fixed-case\">NSQIP<\/jats:styled-content>. Most postoperative complications were not significantly associated with age in either database. Geriatric\u2010associated preoperative variables and outcomes varied with age in both countries. Cognitive variables (history of dementia, surrogate\u2010signed consent, and delirium) were similar between the two databases. However, mobility elements (use of mobility aid, fall history, high fall risk, and new use of mobility aid) and postoperative functional dependency were more frequent in <jats:styled-content style=\"fixed-case\">NSQIP<\/jats:styled-content> than <jats:styled-content style=\"fixed-case\">NCD<\/jats:styled-content>.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>Geriatric\u2010associated variables and outcomes changed similarly with age in both countries, while mobility and function were different between the two.<\/jats:p><\/jats:sec>","DOI":"10.1002\/ags3.70021","type":"journal-article","created":{"date-parts":[[2025,4,21]],"date-time":"2025-04-21T03:36:06Z","timestamp":1745206566000},"page":"1093-1103","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":1,"title":["International Comparison of Geriatric\u2010Associated Variables in Major Gastroenterological Surgery Between National Clinical Database and 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