{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,8]],"date-time":"2026-09-08T12:39:58Z","timestamp":1788871198279,"version":"build-2803163510"},"reference-count":41,"publisher":"Wiley","issue":"3","license":[{"start":{"date-parts":[[2023,3,9]],"date-time":"2023-03-09T00:00:00Z","timestamp":1678320000000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc-nd\/4.0\/"}],"funder":[{"DOI":"10.13039\/501100001659","name":"Deutsche Forschungsgemeinschaft","doi-asserted-by":"publisher","id":[{"id":"10.13039\/501100001659","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100010269","name":"Bayerisches Staatsministerium f\u00fcr Ern\u00e4hrung, Landwirtschaft und Forsten","doi-asserted-by":"publisher","id":[{"id":"10.13039\/501100010269","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["J cachexia sarcopenia muscle"],"published-print":{"date-parts":[[2023,6]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Background<\/jats:title><jats:p>Intervertebral disc degeneration (IVDD) may be linked to dysregulations of skeletal muscle glucose metabolism and fatty alterations of muscle composition (<jats:italic>Myosteatosis<\/jats:italic>). Our aim was to evaluate the different associations of magnetic resonance imaging (MRI)\u2010based paravertebral myosteatosis with lumbar disc degeneration in individuals with impaired glucose metabolism and normoglycaemic controls.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>In total, 304 individuals (mean age: 56.3\u00a0\u00b1\u00a09.1\u00a0years, 53.6% male sex, mean body mass index [BMI]: 27.6\u00a0\u00b1\u00a04.7\u00a0kg\/m<jats:sup>2<\/jats:sup>) from a population\u2010based cohort study who underwent 3\u2010Tesla whole\u2010body chemical\u2010shift\u2010encoded (six echo times) and T2\u2010weighted single\u2010shot\u2010fast\u2010spin\u2010echo MRI were included. Lumbar disc degeneration was assessed at motion segments L1 to L5, categorized according to the Pfirrmann score and defined as Pfirrmann grade\u00a0&gt;\u00a02 and\/or disc bulging\/herniation on at least one segment. Fat content of the autochthonous back muscles and the quadratus lumborum muscle was quantified as proton density fat fraction (PDFF<jats:sub>muscle<\/jats:sub>). Logistic regression models adjusted for age, sex, BMI and regular physical activity were calculated to evaluate the association between PDFF<jats:sub>muscle<\/jats:sub> and outcome IVDD.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>The overall prevalence of IVDD was 79.6%. There was no significant difference in the prevalence or severity distribution of IVDD between participants with or without impaired glucose metabolism (77.7% vs. 80.7%, <jats:italic>P<\/jats:italic>\u00a0=\u00a00.63 and <jats:italic>P<\/jats:italic>\u00a0=\u00a00.71, respectively). PDFF<jats:sub>muscle<\/jats:sub> was significantly and positively associated with an increased risk for the presence of IVDD in participants with impaired glycaemia when adjusted for age, sex and BMI (PDFF<jats:sub>autochthonous back muscles<\/jats:sub>: odds ratio [OR] 2.16, 95% confidence interval [CI] [1.09, 4.3], <jats:italic>P<\/jats:italic>\u00a0=\u00a00.03; PDFF<jats:sub>quadratus lumborum<\/jats:sub>: OR 2.01, 95% CI [1.04, 3.85], <jats:italic>P<\/jats:italic>\u00a0=\u00a00.04). After further adjustment for regular physical activity, the results attenuated, albeit approaching statistical significance (PDFF<jats:sub>autochthonous back muscles<\/jats:sub>: OR 1.97, 95% CI [0.97, 3.99], <jats:italic>P<\/jats:italic>\u00a0=\u00a00.06; PDFF<jats:sub>quadratus lumborum<\/jats:sub>: OR 1.86, 95% CI [0.92, 3.76], <jats:italic>P<\/jats:italic>\u00a0=\u00a00.09). No significant associations were shown in healthy controls (PDFF<jats:sub>autochthonous back muscles<\/jats:sub>: OR 0.62, 95% CI [0.34, 1.14], <jats:italic>P<\/jats:italic>\u00a0=\u00a00.13; PDFF<jats:sub>quadratus lumborum<\/jats:sub>: OR 1.06, 95% CI [0.6, 1.89], <jats:italic>P<\/jats:italic>\u00a0=\u00a00.83).<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>Paravertebral myosteatosis is positively associated with intervertebral disc disease in individuals with impaired glucose metabolism, independent of age, sex and BMI. Regular physical activity may confound these associations. Longitudinal studies will help to better understand the pathophysiological role of skeletal muscle in those with concomitant disturbed glucose haemostasis and intervertebral disc disease, as well as possible underlying causal relationships.<\/jats:p><\/jats:sec>","DOI":"10.1002\/jcsm.13192","type":"journal-article","created":{"date-parts":[[2023,3,9]],"date-time":"2023-03-09T11:56:03Z","timestamp":1678362963000},"page":"1249-1258","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":13,"title":["Associations of myosteatosis with disc degeneration: A 3T magnetic resonance imaging study in individuals with impaired glycaemia"],"prefix":"10.1002","volume":"14","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-2017-1857","authenticated-orcid":false,"given":"Thierno D.","family":"Diallo","sequence":"first","affiliation":[{"name":"Department of Diagnostic and Interventional Radiology, University Medical Center Freiburg, Faculty of Medicine University of Freiburg  Freiburg Germany"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Susanne","family":"Rospleszcz","sequence":"additional","affiliation":[{"name":"Department of Epidemiology Ludwig\u2010Maximilians\u2010University M\u00fcnchen  Munich Germany"},{"name":"Institute of Epidemiology Helmholtz Zentrum M\u00fcnchen, German Research Center for Environmental Health  Neuherberg Germany"},{"name":"German Centre for Cardiovascular Research (DZHK e.V.)  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