{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,1,31]],"date-time":"2026-01-31T18:16:53Z","timestamp":1769883413806,"version":"3.49.0"},"reference-count":36,"publisher":"The Japan Society of Coloproctology","issue":"1","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["J Anus Rectum Colon"],"published-print":{"date-parts":[[2026,1,25]]},"DOI":"10.23922\/jarc.2025-015","type":"journal-article","created":{"date-parts":[[2026,1,24]],"date-time":"2026-01-24T22:09:35Z","timestamp":1769292575000},"page":"34-42","source":"Crossref","is-referenced-by-count":0,"title":["Robot Assisted Low Anterior Resection for Obese Rectal Cancer Patients: A Single-center Analysis of Short-term Outcomes"],"prefix":"10.23922","volume":"10","author":[{"given":"Fuminori","family":"Teraishi","sequence":"first","affiliation":[{"name":"Department of Gastroenterological Surgery, Okayama University Graduate School of Medicine, Dentistry and Pharmaceutical Sciences"},{"name":"Department of Surgery, NHO Fukuyama Medical Center"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Yusuke","family":"Yoshida","sequence":"additional","affiliation":[{"name":"Department of Gastroenterological Surgery, Okayama University Graduate School of Medicine, Dentistry and Pharmaceutical Sciences"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Ryohei","family":"Shoji","sequence":"additional","affiliation":[{"name":"Department of Gastroenterological Surgery, Okayama University Graduate School of Medicine, Dentistry and Pharmaceutical Sciences"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Nobuhiko","family":"Kanaya","sequence":"additional","affiliation":[{"name":"Department of Gastroenterological Surgery, Okayama University Graduate School of Medicine, Dentistry and Pharmaceutical Sciences"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Yuki","family":"Matsumi","sequence":"additional","affiliation":[{"name":"Department of Gastroenterological Surgery, Okayama University Graduate School of Medicine, Dentistry and Pharmaceutical Sciences"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Kunitoshi","family":"Shigeyasu","sequence":"additional","affiliation":[{"name":"Department of Gastroenterological Surgery, Okayama University Graduate School of Medicine, Dentistry and Pharmaceutical Sciences"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Yoshitaka","family":"Kondo","sequence":"additional","affiliation":[{"name":"Department of Gastroenterological Surgery, Okayama University Graduate School of Medicine, Dentistry and Pharmaceutical Sciences"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Shunsuke","family":"Kagawa","sequence":"additional","affiliation":[{"name":"Department of Gastroenterological Surgery, Okayama University Graduate School of Medicine, Dentistry and Pharmaceutical Sciences"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Toshiyoshi","family":"Fujiwara","sequence":"additional","affiliation":[{"name":"Department of Gastroenterological Surgery, Okayama University Graduate School of Medicine, Dentistry and Pharmaceutical Sciences"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"10009","reference":[{"key":"1","doi-asserted-by":"crossref","unstructured":"1. Ogawa W, Hirota Y, Miyazaki S, et al. Definition, criteria, and core concepts of guidelines for the management of obesity disease in Japan. Endocr J. 2024 Mar; 71 (3): 223-31.","DOI":"10.1507\/endocrj.EJ23-0593"},{"key":"2","doi-asserted-by":"crossref","unstructured":"2. Bardou M, Barkun AN, Martel M. Obesity and colorectal cancer. Gut. 2013 Jun; 62 (6): 933-47.","DOI":"10.1136\/gutjnl-2013-304701"},{"key":"3","doi-asserted-by":"crossref","unstructured":"3. Li H, Boakye D, Chen X, et al. Associations of Body Mass Index at Different Ages With Early-Onset Colorectal Cancer. Gastroenterology. 2022 Apr; 162 (4): 1088-97.","DOI":"10.1053\/j.gastro.2021.12.239"},{"key":"4","doi-asserted-by":"crossref","unstructured":"4. Li X, Jansen L, Chang-Claude J, et al. Risk of Colorectal Cancer Associated With Lifetime Excess Weight. JAMA Oncol. 2022 May; 8 (5): 730-7.","DOI":"10.1001\/jamaoncol.2022.0064"},{"key":"5","doi-asserted-by":"crossref","unstructured":"5. Simillis C, Taylor B, Ahmad A, et al. A systematic review and meta-analysis assessing the impact of body mass index on long-term survival outcomes after surgery for colorectal cancer. Eur J Cancer. 2022 Sep; 172: 237-51.","DOI":"10.1016\/j.ejca.2022.05.020"},{"key":"6","doi-asserted-by":"crossref","unstructured":"6. Scarpinata R, Aly EH. Does robotic rectal cancer surgery offer improved early postoperative outcomes? Dis Colon Rectum. 2013 Feb; 56 (2): 253-62.","DOI":"10.1097\/DCR.0b013e3182694595"},{"key":"7","doi-asserted-by":"crossref","unstructured":"7. Ackerman SJ, Daniel S, Baik R, et al. Comparison of complication and conversion rates between robotic-assisted and laparoscopic rectal resection for rectal cancer: which patients and providers could benefit most from robotic-assisted surgery? J Med Econ. 2018 Mar; 21 (3): 254-61.","DOI":"10.1080\/13696998.2017.1396994"},{"key":"8","doi-asserted-by":"crossref","unstructured":"8. Massala-Yila EF, Ali M, Yu W, et al. Evaluating body mass index&apos;s impact on Da Vinci Robotic rectal cancer surgery, a retrospective study. J Robot Surg. 2024 Jan; 18 (1): 22.","DOI":"10.1007\/s11701-023-01774-w"},{"key":"9","doi-asserted-by":"crossref","unstructured":"9. Tokunaga R, Nakagawa S, Miyamoto Y, et al. The clinical impact of preoperative body composition differs between male and female colorectal cancer patients. Colorectal Dis. 2020 Jan; 22 (1): 62-70.","DOI":"10.1111\/codi.14793"},{"key":"10","doi-asserted-by":"crossref","unstructured":"10. Zhao S, Ma Y, Li R, et al. Impact of visceral fat area on short-term outcomes in robotic surgery for mid and low rectal cancer. J Robot Surg. 2024 Jan; 18 (1): 59.","DOI":"10.1007\/s11701-023-01814-5"},{"key":"11","doi-asserted-by":"crossref","unstructured":"11. Zhang J. Influence of BMI on robotic rectal cancer surgery: a systematic review and meta-analysis. J Robot Surg. 2025 Jan; 19 (1): 38.","DOI":"10.1007\/s11701-024-02211-2"},{"key":"12","doi-asserted-by":"crossref","unstructured":"12. Suwa Y, Joshi M, Poynter L, et al. Obese patients and robotic colorectal surgery: systematic review and meta-analysis. BJS Open. 2020 Sep; 4 (6): 1042-53.","DOI":"10.1002\/bjs5.50335"},{"key":"13","doi-asserted-by":"crossref","unstructured":"13. Clavien PA, Barkun J, de Oliveira ML, et al. The Clavien-Dindo classification of surgical complications: five-year experience. Ann Surg. 2009 Aug; 250 (2): 187-96.","DOI":"10.1097\/SLA.0b013e3181b13ca2"},{"key":"14","doi-asserted-by":"crossref","unstructured":"14. Teraishi F, Yoshida Y, Shoji R, et al. Subjective global assessment for nutritional screening and its impact on surgical outcomes: A prospective study in older patients with colorectal cancer. Langenbecks Arch Surg. 2024 Nov; 409 (1): 356.","DOI":"10.1007\/s00423-024-03548-w"},{"key":"15","doi-asserted-by":"crossref","unstructured":"15. Hellan M, Ouellette J, Lagares-Garcia JA, et al. Robotic Rectal Cancer Resection: A Retrospective Multicenter Analysis. Ann Surg Oncol. 2015 Jul; 22 (7): 2151-8.","DOI":"10.1245\/s10434-014-4278-1"},{"key":"16","doi-asserted-by":"crossref","unstructured":"16. Shiomi A, Kinugasa Y, Yamaguchi T, et al. Robot-assisted versus laparoscopic surgery for lower rectal cancer: the impact of visceral obesity on surgical outcomes. Int J Colorectal Dis. 2016 Oct; 31 (10): 1701-10.","DOI":"10.1007\/s00384-016-2653-z"},{"key":"17","doi-asserted-by":"crossref","unstructured":"17. Bayraktar O, Ayta\u00e7 E, \u00d6zben V, et al. Does Robot Overcome Obesity-related Limitations of Minimally Invasive Rectal Surgery for Cancer? Surg Laparosc Endosc Percutan Tech. 2018 Feb; 28 (1): e8-e11.","DOI":"10.1097\/SLE.0000000000000500"},{"key":"18","doi-asserted-by":"crossref","unstructured":"18. Duchalais E, Machairas N, Kelley SR, et al. Does obesity impact postoperative outcomes following robotic-assisted surgery for rectal cancer? Surg Endosc. 2018 Dec; 32 (12): 4886-92.","DOI":"10.1007\/s00464-018-6247-4"},{"key":"19","doi-asserted-by":"crossref","unstructured":"19. Matsuyama T, Kinugasa Y, Nakajima Y, et al. Robotic-assisted surgery for rectal cancer: Current state and future perspective. Ann Gastroenterol Surg. 2018 Nov; 2 (6): 406-12.","DOI":"10.1002\/ags3.12202"},{"key":"20","doi-asserted-by":"crossref","unstructured":"20. Panteleimonitis S, Pickering O, Abbas H, et al. Robotic rectal cancer surgery in obese patients may lead to better short-term outcomes when compared to laparoscopy: a comparative propensity scored match study. Int J Colorectal Dis. 2018 Aug; 33 (8): 1079-86.","DOI":"10.1007\/s00384-018-3030-x"},{"key":"21","doi-asserted-by":"crossref","unstructured":"21. Morimoto Y, Takahashi H, Fujii M, et al. Visceral obesity is a preoperative risk factor for postoperative ileus after surgery for colorectal cancer: Single-institution retrospective analysis. Ann Gastroenterol Surg. 2019 Nov; 3 (6): 657-66.","DOI":"10.1002\/ags3.12291"},{"key":"22","doi-asserted-by":"crossref","unstructured":"22. Wee IJY, Kuo LJ, Ngu JC. The impact of robotic colorectal surgery in obese patients: a systematic review, meta-analysis, and meta-regression. Surg Endosc. 2019 Nov; 33 (11): 3558-66.","DOI":"10.1007\/s00464-019-07000-9"},{"key":"23","doi-asserted-by":"crossref","unstructured":"23. Crippa J, Grass F, Achilli P, et al. Risk factors for conversion in laparoscopic and robotic rectal cancer surgery. Br J Surg. 2020 Apr; 107 (5): 560-6.","DOI":"10.1002\/bjs.11435"},{"key":"24","doi-asserted-by":"crossref","unstructured":"24. Hanyuda A, Lee DH, Ogino S, et al. Long-term status of predicted body fat percentage, body mass index and other anthropometric factors with risk of colorectal carcinoma: Two large prospective cohort studies in the US. Int J Cancer. 2020 May; 146 (9): 2383-93.","DOI":"10.1002\/ijc.32553"},{"key":"25","doi-asserted-by":"crossref","unstructured":"25. Okamura T, Hashimoto Y, Hamaguchi M, et al. Visceral Adiposity Index is a predictor of incident colorectal cancer: a population-based longitudinal study. BMJ Open Gastroenterol. 2020 Jun; 7 (1): e000400.","DOI":"10.1136\/bmjgast-2020-000400"},{"key":"26","unstructured":"26. Peacock O, Limvorapitak T, Hu CY, et al. Robotic rectal cancer surgery: comparative study of the impact of obesity on early outcomes. Br J Surg. 2020 Nov; 107 (12): 1552-7."},{"key":"27","doi-asserted-by":"crossref","unstructured":"27. Yamashita S, Nishi M, Ikemoto T, et al. Clinical analysis of postoperative venous thromboembolism in Japanese patients after colorectal cancer surgery. Surg Today. 2021 Jun; 51 (6): 1022-7.","DOI":"10.1007\/s00595-020-02201-5"},{"key":"28","doi-asserted-by":"crossref","unstructured":"28. Glencer AC, Lin JA, Trang K, et al. Assessing the role of robotic proctectomy in obese patients: a contemporary NSQIP analysis. J Robot Surg. 2022 Dec; 16 (6): 1391-9.","DOI":"10.1007\/s11701-022-01380-2"},{"key":"29","doi-asserted-by":"crossref","unstructured":"29. Albayati S, Hitos K, Berney CR, et al. Robotic-assisted versus laparoscopic rectal surgery in obese and morbidly obese patients: ACS-NSQIP analysis. J Robot Surg. 2023 Apr; 17 (2): 637-43.","DOI":"10.1007\/s11701-022-01462-1"},{"key":"30","doi-asserted-by":"crossref","unstructured":"30. Juang SE, Chung KC, Cheng KC, et al. Outcomes of robot-assisted versus laparoscopic surgery for colorectal cancer in morbidly obese patients: A propensity score-matched analysis of the US Nationwide Inpatient Sample. J Gastroenterol Hepatol. 2023 Sep; 38 (9): 1510-9.","DOI":"10.1111\/jgh.16212"},{"key":"31","doi-asserted-by":"crossref","unstructured":"31. Gillani M, Rupji M, Paul Olson TJ, et al. Objective performance indicators differ in obese and nonobese patients during robotic proctectomy. Surgery. 2024 Dec; 176 (6): 1591-7.","DOI":"10.1016\/j.surg.2024.08.015"},{"key":"32","doi-asserted-by":"crossref","unstructured":"32. Park JS, Choi GS, Kim SH, et al. Multicenter analysis of risk factors for anastomotic leakage after laparoscopic rectal cancer excision: the Korean laparoscopic colorectal surgery study group. Ann Surg. 2013 Apr; 257 (4): 665-71.","DOI":"10.1097\/SLA.0b013e31827b8ed9"},{"key":"33","doi-asserted-by":"crossref","unstructured":"33. Cardelli S, Stocchi L, Merchea A, et al. Multiple robotic stapler firings to transect the rectum are not associated with anastomotic leakage. Colorectal Dis. 2025 May; 27 (5): e70094.","DOI":"10.1111\/codi.70094"},{"key":"34","doi-asserted-by":"crossref","unstructured":"34. Zhao S, Li R, Zhou J, et al. Comparison of robotic versus laparoscopic surgery for visceral obesity in mid-low rectal cancer: a propensity-matched analysis. J Robot Surg. 2024 Apr; 18 (1): 178.","DOI":"10.1007\/s11701-024-01945-3"},{"key":"35","doi-asserted-by":"crossref","unstructured":"35. Zhao S, Li R, Zhou J, et al. Comparative analysis of robotic and laparoscopic surgery for mid and low rectal cancer in patients with varied body mass indexes: evaluating of short-term outcomes. J Robot Surg. 2024 Feb; 18 (1): 67.","DOI":"10.1007\/s11701-023-01803-8"},{"key":"36","doi-asserted-by":"crossref","unstructured":"36. Gorgun E, Ozben V, Costedio M, et al. Robotic versus conventional laparoscopic rectal cancer surgery in obese patients. Colorectal Dis. 2016 Nov; 18 (11): 1063-71.","DOI":"10.1111\/codi.13374"}],"container-title":["Journal of the Anus, Rectum and Colon"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/www.jstage.jst.go.jp\/article\/jarc\/10\/1\/10_2025-015\/_pdf","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2026,1,31]],"date-time":"2026-01-31T04:38:35Z","timestamp":1769834315000},"score":1,"resource":{"primary":{"URL":"https:\/\/www.jstage.jst.go.jp\/article\/jarc\/10\/1\/10_2025-015\/_article"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2026,1,25]]},"references-count":36,"journal-issue":{"issue":"1","published-print":{"date-parts":[[2026]]}},"URL":"https:\/\/doi.org\/10.23922\/jarc.2025-015","relation":{},"ISSN":["2432-3853"],"issn-type":[{"value":"2432-3853","type":"electronic"}],"subject":[],"published":{"date-parts":[[2026,1,25]]},"article-number":"2025-015"}}