{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,5,14]],"date-time":"2026-05-14T04:10:34Z","timestamp":1778731834978,"version":"3.51.4"},"reference-count":37,"publisher":"Wiley","issue":"4","license":[{"start":{"date-parts":[[2011,10,20]],"date-time":"2011-10-20T00:00:00Z","timestamp":1319068800000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Clinical Oral Implants Res"],"published-print":{"date-parts":[[2012,4]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Introduction:<\/jats:title><jats:p>No studies are available that provide predictive parameters regarding the expected amount of resorption after maxillary sinus augmentation surgery using autologous bone grafts. Therefore, the aim of this study was to determine parameters influencing the outcome of the bone graft resorption process.<\/jats:p><\/jats:sec><jats:sec><jats:title>Material and methods:<\/jats:title><jats:p>In 20 patients, three\u2010dimensional analysis of alveolar ridge dimensions and bone graft volume change in the atrophic posterior maxilla was performed by Cone\u2010Beam Computerized Tomography imaging. Ridge dimensions were assessed before maxillary sinus augmentation surgery. Bone graft volumes were compared after maxillary sinus floor augmentation surgery and a graft healing interval of several months. To analyze the relation between bone volume changes with the independent variables, patients\u2019 gender, age, alveolar crest height and width, and graft healing time interval, a multi\u2010level extension of linear regression was applied.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results:<\/jats:title><jats:p>A residual bone height of 6.0\u00a0mm (<jats:styled-content style=\"fixed-case\">SD<\/jats:styled-content>\u00a0=\u00a03.6\u00a0mm) and 6.2\u00a0mm (<jats:styled-content style=\"fixed-case\">SD<\/jats:styled-content>\u00a0=\u00a03.6\u00a0mm) was found at the left and right sides, respectively. Moreover, alveolar bone widths of 6.5\u00a0mm (<jats:styled-content style=\"fixed-case\">SD<\/jats:styled-content>\u00a0=\u00a02.2\u00a0mm) and 7.0\u00a0mm (<jats:styled-content style=\"fixed-case\">SD<\/jats:styled-content>\u00a0=\u00a02.3\u00a0mm) at the premolars, and 8.8\u00a0mm (<jats:styled-content style=\"fixed-case\">SD<\/jats:styled-content>\u00a0=\u00a02.2\u00a0mm) and 8.9\u00a0mm (<jats:styled-content style=\"fixed-case\">SD<\/jats:styled-content>\u00a0=\u00a02.5\u00a0mm) at the molars regions were found at the left and right site, respectively. Bone graft volume decreased by 25.0% (<jats:styled-content style=\"fixed-case\">SD<\/jats:styled-content>\u00a0=\u00a021.0%) after 4.7\u00a0months (<jats:styled-content style=\"fixed-case\">SD<\/jats:styled-content>\u00a0=\u00a02.7, median\u00a0=\u00a04.0\u00a0months) of healing time. The variables \u201cage\u201d (<jats:italic>P\u00a0<\/jats:italic>=<jats:italic>\u00a0<\/jats:italic>0.009) and mean alveolar crest \u201cbone height\u201d (<jats:italic>P\u00a0<\/jats:italic>=<jats:italic>\u00a0<\/jats:italic>0.043), showed a significant influence on bone graft resorption. A decrease of 1.0% (<jats:styled-content style=\"fixed-case\">SE<\/jats:styled-content>\u00a0=\u00a00.3%) of bone graft resorption was found for each year the patient grew older, and an increase in bone graft resorption of 1.8% (<jats:styled-content style=\"fixed-case\">SE<\/jats:styled-content>\u00a0=\u00a00.8%) was found for each mm of original bone height before sinus floor augmentation.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions:<\/jats:title><jats:p>Graft resorption occurs when using autologous bone grafts for maxillary sinus augmentation. Alveolar crest bone height and patient age have a significant effect on graft resorption, with increased resorption for higher alveolar crest bone height and decreased resorption for older patients. Consequently, patient characteristics that affect the process of bone graft resorption should be given full consideration, when performing sinus augmentation surgery.<\/jats:p><\/jats:sec>","DOI":"10.1111\/j.1600-0501.2011.02342.x","type":"journal-article","created":{"date-parts":[[2011,10,20]],"date-time":"2011-10-20T10:39:58Z","timestamp":1319107198000},"page":"409-415","source":"Crossref","is-referenced-by-count":36,"title":["Predictive value of ridge dimensions on autologous bone graft resorption in staged maxillary sinus augmentation surgery using Cone\u2010Beam <scp>CT<\/scp>"],"prefix":"10.1111","volume":"23","author":[{"given":"R. J.","family":"Klijn","sequence":"first","affiliation":[{"name":"Department of Biomaterials Radboud University Nijmegen Medical Centre Nijmegen The Netherlands"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"J. J. J. P.","family":"van den Beucken","sequence":"additional","affiliation":[{"name":"Department of Biomaterials Radboud University Nijmegen Medical Centre Nijmegen The Netherlands"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"E. M.","family":"Bronkhorst","sequence":"additional","affiliation":[{"name":"Department of Preventive and Curative Dentistry Radboud University Nijmegen Medical Centre Nijmegen The Netherlands"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"S. J.","family":"Berge","sequence":"additional","affiliation":[{"name":"Department of Oral and Maxillofacial Surgery Radboud University Nijmegen Medical Centre Nijmegen The Netherlands"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"G. J.","family":"Meijer","sequence":"additional","affiliation":[{"name":"Department of Oral and Maxillofacial Surgery Radboud University Nijmegen Medical Centre Nijmegen The Netherlands"},{"name":"Department of Implantology and Periodontology Radboud University Nijmegen Medical Centre Nijmegen The Netherlands"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"J. 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