{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,5]],"date-time":"2026-10-05T17:57:43Z","timestamp":1791223063460,"version":"4.1.0"},"reference-count":36,"publisher":"Wiley","issue":"9","license":[{"start":{"date-parts":[[2025,6,25]],"date-time":"2025-06-25T00:00:00Z","timestamp":1750809600000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc-nd\/4.0\/"}],"funder":[{"DOI":"10.13039\/501100001809","name":"National Natural Science Foundation of China","doi-asserted-by":"publisher","award":["82302182"],"award-info":[{"award-number":["82302182"]}],"id":[{"id":"10.13039\/501100001809","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100012166","name":"National Key Research and Development Program of China","doi-asserted-by":"publisher","award":["2022YFC2505204"],"award-info":[{"award-number":["2022YFC2505204"]}],"id":[{"id":"10.13039\/501100012166","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["dom-pubs.onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Diabetes Obesity Metabolism"],"published-print":{"date-parts":[[2025,9]]},"abstract":"<jats:title>Abstract<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Aims<\/jats:title>\n                    <jats:p>To explore the changes in bone mineral density (BMD) and body composition in patients after bariatric surgery using dual\u2010energy X\u2010ray absorptiometry (DXA) and quantitative computed tomography (QCT), analyse the relationships between these changes and weight loss, and the correlations between the parameters of DXA and QCT.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Materials and Methods<\/jats:title>\n                    <jats:p>Sixty\u2010five patients who underwent surgery between March 2022 and September 2024 were prospectively enrolled. BMD and body composition were measured by DXA and QCT before and after surgery. Laboratory tests were performed.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      The area BMD (aBMD) of lumbar spine (LS) decreased by 3.19 (0.09, 6.50) %, the aBMD of femoral neck decreased by 8.35 (4.66, 12.77) %, the aBMD of total hip decreased by 6.78 (3.98, 10.43) %, and the volumetric BMD (vBMD) of LS decreased by 1.57%\u2009\u00b1\u20098.83%. \u0394vBMD was smaller than \u0394aBMD\u2010LS (\n                      <jats:italic>p<\/jats:italic>\n                      \u2009&lt;\u20090.05). BMI, fat tissue in the whole body and trunk, and lean soft tissue (LST) all decreased significantly (\n                      <jats:italic>p<\/jats:italic>\n                      \u2009&lt;\u20090.05). The reduction rate of visceral adipose tissue was significantly higher than that of subcutaneous adipose tissue (\n                      <jats:italic>p<\/jats:italic>\n                      \u2009&lt;\u20090.05). There was a weak positive correlation between \u0394BMI and \u0394aBMD\u2010LS (\n                      <jats:italic>r<\/jats:italic>\n                      \u2009=\u20090.254,\n                      <jats:italic>p<\/jats:italic>\n                      \u2009&lt;\u20090.05), and \u0394BMI was positively correlated with the changes in various body compositions (\n                      <jats:italic>p<\/jats:italic>\n                      \u2009&lt;\u20090.05).\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>The decline of BMI after surgery was accompanied by a decrease in BMD, fat and LST content, with different proportions of decrease. Our findings indicate that QCT can serve as a supplementary method for postoperative follow\u2010up of BMD and body composition in patients undergoing bariatric surgery.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1111\/dom.16543","type":"journal-article","created":{"date-parts":[[2025,6,26]],"date-time":"2025-06-26T02:19:51Z","timestamp":1750904391000},"page":"4968-4977","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":5,"title":["Characteristics of changes in bone mineral density and body composition in obesity patients after metabolic and bariatric surgery: A prospective cohort study"],"prefix":"10.1111","volume":"27","author":[{"ORCID":"https:\/\/orcid.org\/0009-0002-9178-122X","authenticated-orcid":false,"given":"Xiaoqing","family":"Yuan","sequence":"first","affiliation":[{"name":"Department of Radiology Beijing Friendship Hospital, Capital Medical University  Beijing 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