Tokyo, July 1 -- UMIN Clinical Trials Registry (UMIN-CTR) received information related to the study (UMIN000062051) titled 'Prospective observational study of postoperative symptoms and nutritional status after upper gastrointestinal resection using a wearable chewing monitoring device' on July 1.

Study Type: Observational

Primary Sponsor: Institute - Kindai University Nara Hospital

Condition: Condition - Gastric cancer, esophageal cancer Classification by malignancy - Malignancy Genomic information - NO

Objective: Narrative objectives1 - The objective of this study is to exploratorily evaluate the association between chewing behavior measured using a wearable chewing monitoring device (bitescan) and postoperative symptoms, quality of life, body weight change, and nutritional status after upper gastrointestinal resection for gastric or esophageal cancer. Basic objectives2 - Others

Eligibility: Age-lower limit - 18 years-old <= Age-upper limit - Not applicable Gender - Male and Female Key inclusion criteria - 1.Patients scheduled to undergo elective gastrectomy for gastric cancer or related diseases, or elective esophagectomy for esophageal cancer. 2.Patients aged 18 years or older. 3.Patients who are able to take food orally, understand the study, and provide written informed consent. Key exclusion criteria - 1.Patients with severe dysphagia or those judged to be at high risk of aspiration and unable to safely consume the standardized test meal. 2.Patients with oral or temporomandibular joint disorders that may substantially affect chewing assessment. 3.Patients judged by the investigator to be inappropriate for participation in this study. 4.InBody body composition analysis will not be performed in patients with a pacemaker or implantable cardioverter-defibrillator. Target Size - 70

Recruitment Status: Recruitment status - Preinitiation Date of protocol fixation - 2026 Year 04 Month 28 Day Date of IRB - 2026 Year 05 Month 18 Day Anticipated trial start date - 2026 Year 07 Month 01 Day Last follow-up date - 2030 Year 03 Month 31 Day

To know more, visit https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000070998

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