{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,4]],"date-time":"2026-10-04T04:39:15Z","timestamp":1791088755581,"version":"4.1.0"},"reference-count":21,"publisher":"Springer Science and Business Media LLC","issue":"1","license":[{"start":{"date-parts":[[2026,5,14]],"date-time":"2026-05-14T00:00:00Z","timestamp":1778716800000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by-nc-nd\/4.0"},{"start":{"date-parts":[[2026,7,14]],"date-time":"2026-07-14T00:00:00Z","timestamp":1783987200000},"content-version":"vor","delay-in-days":61,"URL":"https:\/\/creativecommons.org\/licenses\/by-nc-nd\/4.0"}],"content-domain":{"domain":["link.springer.com"],"crossmark-restriction":false},"short-container-title":["BMC Oral Health"],"DOI":"10.1186\/s12903-026-08568-0","type":"journal-article","created":{"date-parts":[[2026,5,14]],"date-time":"2026-05-14T00:33:26Z","timestamp":1778718806000},"update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":1,"title":["Investigation of the effects of two- and three-implant supported overdenture prostheses on peri-implant bone and mandibular trabecular bone using fractal analysis and radiomorphometric methods on panoramic radiographs"],"prefix":"10.1186","volume":"26","author":[{"ORCID":"https:\/\/orcid.org\/0009-0003-2806-1534","authenticated-orcid":false,"given":"Furkan","family":"\u00d6zg\u00fcr","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-2574-0908","authenticated-orcid":false,"given":"Meltem Zihni","family":"Korkmaz","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-3946-4315","authenticated-orcid":false,"given":"Semih Alperen","family":"Bostan","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-3601-0393","authenticated-orcid":false,"given":"Taha Emre","family":"K\u00f6se","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"297","published-online":{"date-parts":[[2026,5,14]]},"reference":[{"key":"8568_CR1","doi-asserted-by":"publisher","first-page":"37083","DOI":"10.1038\/srep37083","volume":"6","author":"S Tyrovolas","year":"2016","unstructured":"Tyrovolas S, et al. Population prevalence of edentulism and its association with depression and self-rated health. Sci Rep. 2016;6:37083.","journal-title":"Sci Rep"},{"issue":"1","key":"8568_CR2","first-page":"e52486","volume":"16","author":"D Elawady","year":"2024","unstructured":"Elawady D, et al. Single Implant-Retained Mandibular Overdentures: A Literature Review. Cureus. 2024;16(1):e52486.","journal-title":"Cureus"},{"key":"8568_CR3","doi-asserted-by":"crossref","unstructured":"Kurian N. Treatment options before and after edentulism: tooth supported overdentures. Nature Publishing Group UK London; 2024.","DOI":"10.1038\/s41415-024-7348-1"},{"issue":"1","key":"8568_CR4","doi-asserted-by":"publisher","first-page":"100","DOI":"10.1186\/s12903-025-05467-8","volume":"25","author":"A Sokolowski","year":"2025","unstructured":"Sokolowski A, et al. The influence of prosthetic treatments and implant-supported prostheses on posterior mandibular ridge atrophy: a retrospective cohort study. BMC Oral Health. 2025;25(1):100.","journal-title":"BMC Oral Health"},{"key":"8568_CR5","doi-asserted-by":"crossref","unstructured":"Yurtoglu N, Tozum TF, Uysal S. Evaluation of Peri-Implant Bone Changes with Fractal Analysis. J Clin Med, 2025. 14(11).","DOI":"10.3390\/jcm14113820"},{"issue":"1","key":"8568_CR6","doi-asserted-by":"publisher","first-page":"67","DOI":"10.1007\/s11282-022-00602-5","volume":"39","author":"M Zihni Korkmaz","year":"2023","unstructured":"Zihni Korkmaz M, et al. The effects of vitamin D deficiency on mandibular bone structure: a retrospective radiological study. Oral Radiol. 2023;39(1):67\u201374.","journal-title":"Oral Radiol"},{"key":"8568_CR7","doi-asserted-by":"crossref","unstructured":"Yemenoglu H, Beder M, C\u00fcre O, G\u00fcna\u00e7ar DN. Effects of Different Treatment Methods Used in Patients with Rheumatoid Arthritis on the Trabecular and Cortical Structure of the Mandible. Diagnostics (Basel), 2025. 15(3).","DOI":"10.3390\/diagnostics15030306"},{"issue":"3","key":"8568_CR8","doi-asserted-by":"publisher","first-page":"401","DOI":"10.1007\/s00198-023-06949-7","volume":"35","author":"J Heuchert","year":"2024","unstructured":"Heuchert J, Kozie\u0142 S, Spinek AE. Radiomorphometric indices of the mandible as indicators of decreased bone mineral density and osteoporosis - meta-analysis and systematic review. Osteoporos Int. 2024;35(3):401\u201312.","journal-title":"Osteoporos Int"},{"key":"8568_CR9","doi-asserted-by":"publisher","first-page":"25","DOI":"10.4103\/ijpvm.IJPVM_652_20","volume":"13","author":"BR Bangar","year":"2022","unstructured":"Bangar BR, et al. Radiomorphometric Indices and their Relation to Alveolar Bone Loss: A Panoramic Radiographic Study. Int J Prev Med. 2022;13:25.","journal-title":"Int J Prev Med"},{"issue":"3","key":"8568_CR10","doi-asserted-by":"publisher","first-page":"364","DOI":"10.1016\/j.oooo.2020.08.002","volume":"131","author":"B \u00dcnl\u00fc Kur\u015fun","year":"2021","unstructured":"\u00dcnl\u00fc Kur\u015fun B, Akan E. Radiographic determination of trabecular bone change in 2- and 4-implant-supported overdenture prostheses. Oral Surg Oral Med Oral Pathol Oral Radiol. 2021;131(3):364\u201370.","journal-title":"Oral Surg Oral Med Oral Pathol Oral Radiol"},{"issue":"2","key":"8568_CR11","doi-asserted-by":"publisher","first-page":"20180457","DOI":"10.1259\/dmfr.20180457","volume":"49","author":"CN Kato","year":"2020","unstructured":"Kato CN, et al. Use of fractal analysis in dental images: a systematic review. Dentomaxillofac Radiol. 2020;49(2):20180457.","journal-title":"Dentomaxillofac Radiol"},{"key":"8568_CR12","doi-asserted-by":"publisher","first-page":"e13145","DOI":"10.7717\/peerj.13145","volume":"10","author":"I Karadag","year":"2022","unstructured":"Karadag I, Yilmaz HG. Evaluation of change in trabecular bone structure surrounding dental implants by fractal dimension analysis and comparison with radiomorphometric indicators: a retrospective study. PeerJ. 2022;10:e13145.","journal-title":"PeerJ"},{"key":"8568_CR13","doi-asserted-by":"publisher","first-page":"106","DOI":"10.22271\/oral.2023.v9.i1b.1666","volume":"9","author":"V Asha","year":"2023","unstructured":"Asha V, Kaimal VG. Detection of osteoporosis using orthopantomography: An analytical study. Int J Appl Dent Sci. 2023;9:106\u20139.","journal-title":"Int J Appl Dent Sci"},{"issue":"03","key":"8568_CR14","doi-asserted-by":"publisher","first-page":"213","DOI":"10.1055\/a-2662-9043","volume":"34","author":"K Hind","year":"2025","unstructured":"Hind K, Davies M, Gonzalez-Rodriguez E, Hans D. Trabecular Bone Score: From Over a Decade of Evidence to a Connected Bone Health Ecosystem. Osteologie. 2025;34(03):213\u201322.","journal-title":"Osteologie"},{"issue":"3","key":"8568_CR15","doi-asserted-by":"publisher","first-page":"101495","DOI":"10.1016\/j.jocd.2024.101495","volume":"27","author":"SA Bostan","year":"2024","unstructured":"Bostan SA, et al. Direct-Acting Oral Anticoagulant\/Vitamin K Antagonists: Do They Affect the Trabecular and Cortical Structure of the Mandible? J Clin Densitom. 2024;27(3):101495.","journal-title":"J Clin Densitom"},{"issue":"2","key":"8568_CR16","first-page":"11","volume":"12","author":"C Y\u0131lmaz","year":"1995","unstructured":"Y\u0131lmaz C, Yalu\u011f S, Kocabalkan E, Do\u011fan A. \u00c7i\u011fnemede taraf tercihi ve elektromyografik de\u011ferlendirilmesi. Gazi \u00dcniversitesi Di\u015f Hekimli\u011fi Fak\u00fcltesi Dergisi. 1995;12(2):11\u20135.","journal-title":"Gazi \u00dcniversitesi Di\u015f Hekimli\u011fi Fak\u00fcltesi Dergisi"},{"issue":"3","key":"8568_CR17","doi-asserted-by":"publisher","first-page":"165","DOI":"10.1111\/j.1365-2842.2010.02142.x","volume":"38","author":"J Nissan","year":"2011","unstructured":"Nissan J, et al. The influence of partial implant-supported restorations on chewing side preference. J Oral Rehabil. 2011;38(3):165\u20139.","journal-title":"J Oral Rehabil"},{"issue":"3","key":"8568_CR18","doi-asserted-by":"publisher","first-page":"264","DOI":"10.1016\/j.oooo.2025.01.730","volume":"140","author":"MS \u015eim\u015fek","year":"2025","unstructured":"\u015eim\u015fek MS, Alan H, Dedeo\u011flu N. A fractal evaluation study of implant-supported overdentures. Oral Surg Oral Med Oral Pathol Oral Radiol. 2025;140(3):264\u201370.","journal-title":"Oral Surg Oral Med Oral Pathol Oral Radiol"},{"issue":"3","key":"8568_CR19","doi-asserted-by":"publisher","first-page":"241","DOI":"10.1016\/j.jdent.2012.11.008","volume":"41","author":"J Liu","year":"2013","unstructured":"Liu J, et al. Influence of implant number on the biomechanical behaviour of mandibular implant-retained\/supported overdentures: a three-dimensional finite element analysis. J Dent. 2013;41(3):241\u20139.","journal-title":"J Dent"},{"issue":"9","key":"8568_CR20","doi-asserted-by":"publisher","first-page":"5643","DOI":"10.1007\/s00784-022-04519-5","volume":"26","author":"G \u015eirin Sar\u0131bal","year":"2022","unstructured":"\u015eirin Sar\u0131bal G, Ersu N, Canger EM. Effects of conventional complete dentures and implant-supported overdentures on alveolar ridge height and mandibular bone structure: 2-year and 6-year follow-up study. Clin Oral Investig. 2022;26(9):5643\u201352.","journal-title":"Clin Oral Investig"},{"issue":"3","key":"8568_CR21","doi-asserted-by":"publisher","first-page":"380","DOI":"10.1016\/j.prosdent.2016.08.005","volume":"117","author":"K Oda","year":"2017","unstructured":"Oda K, Kanazawa M, Takeshita S, Minakuchi S. Influence of implant number on the movement of mandibular implant overdentures. J Prosthet Dent. 2017;117(3):380\u20135.","journal-title":"J Prosthet Dent"}],"container-title":["BMC Oral Health"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/link.springer.com\/article\/10.1186\/s12903-026-08568-0","content-type":"text\/html","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/link.springer.com\/content\/pdf\/10.1186\/s12903-026-08568-0.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/link.springer.com\/content\/pdf\/10.1186\/s12903-026-08568-0.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2026,7,14]],"date-time":"2026-07-14T17:05:09Z","timestamp":1784048709000},"score":1,"resource":{"primary":{"URL":"https:\/\/link.springer.com\/10.1186\/s12903-026-08568-0"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2026,5,14]]},"references-count":21,"journal-issue":{"issue":"1","published-online":{"date-parts":[[2026,12]]}},"alternative-id":["8568"],"URL":"https:\/\/doi.org\/10.1186\/s12903-026-08568-0","relation":{},"ISSN":["1472-6831"],"issn-type":[{"value":"1472-6831","type":"electronic"}],"subject":[],"published":{"date-parts":[[2026,5,14]]},"assertion":[{"value":"17 October 2025","order":1,"name":"received","label":"Received","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"5 May 2026","order":2,"name":"accepted","label":"Accepted","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"14 May 2026","order":3,"name":"first_online","label":"First Online","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"Ethical approval was obtained from Recep Tayyip Erdo\u011fan University Non-Invasive Clinical Research Ethics Committee for this study (Approval No: 2024\/267). The study was conducted in accordance with the ethical principles outlined in the Declaration of Helsinki (1964). Due to the retrospective nature of the study, patient data were obtained from archived panoramic radiographs, and informed consent was obtained from all participants for the use of their clinical and radiographic records.","order":1,"name":"Ethics","label":"Ethics approval and consent to participate","group":{"name":"EthicsHeading","label":"Declarations"}},{"value":"Not applicable.","order":2,"name":"Ethics","label":"Consent for publication","group":{"name":"EthicsHeading","label":"Declarations"}},{"value":"The authors declare no competing interests.","order":3,"name":"Ethics","label":"Competing interests","group":{"name":"EthicsHeading","label":"Declarations"}}],"article-number":"1257"}}