{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,16]],"date-time":"2026-09-16T02:03:02Z","timestamp":1789524182258,"version":"build-2803163510"},"reference-count":39,"publisher":"Wiley","license":[{"start":{"date-parts":[[2026,9,15]],"date-time":"2026-09-15T00:00:00Z","timestamp":1789430400000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"},{"start":{"date-parts":[[2026,9,15]],"date-time":"2026-09-15T00:00:00Z","timestamp":1789430400000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Australian Dental Journal"],"abstract":"<jats:title>ABSTRACT<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Aim<\/jats:title>\n                    <jats:p>This retrospective study evaluated the long\u2010term clinical performance and complication rates of tooth\u2010supported fixed dental prostheses (FDPs) of different span lengths and assessed the influence of design, span length, material type and location on complication rate.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>A total of 199 FDPs placed in 199 patients (mean age: 50.3\u2009\u00b1\u200912.9\u2009years) were examined clinically and radiographically at a mean follow\u2010up of 9.0\u2009\u00b1\u20096.3\u2009years. Biological complications (secondary caries, loss of tooth vitality) and technical complications (loss of retention, framework or veneer fracture) were recorded. Biological and technical complications were summarized descriptively. Kaplan\u2013Meier, life\u2010table and univariate and multivariable Cox proportional hazards analyses were performed.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      The mean observation period was 9.0\u2009\u00b1\u20096.3\u2009years. At least one complication was detected in 170 FDPs (85.4%); biological complications were detected in 133 (66.8%) and technical complications in 40 (20.1%). Crude total complication frequencies differed by design (\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.002), whereas span length was not associated with complication frequency. In the adjusted Cox model, metal\u2013ceramic restorations had a lower hazard of complication detection than full\u2010ceramic restorations (hazard ratio [HR]\u2009=\u20090.400; 95% confidence interval [CI], 0.253 to 0.634;\n                      <jats:italic>p<\/jats:italic>\n                      \u2009&lt;\u20090.001). Cantilever FDPs also showed a lower adjusted hazard than conventional FDPs (HR\u2009=\u20090.578; 95% CI, 0.337 to 0.989;\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.046); other adjusted associations were not statistically significant.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>Biological complications were more frequent than technical complications in this follow\u2010up cohort. The findings support structured long\u2010term maintenance, but comparisons by design and material should be interpreted cautiously because complication onset was approximated by the follow\u2010up examination, historical resolved complications were not systematically captured, and several subgroups were small.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1111\/adj.70072","type":"journal-article","created":{"date-parts":[[2026,9,16]],"date-time":"2026-09-16T01:45:53Z","timestamp":1789523153000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Influence of Span Length on Long\u2010Term Complications of Tooth\u2010Supported Fixed Dental Prostheses"],"prefix":"10.1111","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-6929-974X","authenticated-orcid":false,"given":"Ali","family":"Alenezi","sequence":"first","affiliation":[{"name":"Department of Prosthetic Dental Sciences, College of Dentistry Qassim University  Buraydah Saudi Arabia"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0009-0003-5559-2760","authenticated-orcid":false,"given":"Reem","family":"Altail","sequence":"additional","affiliation":[{"name":"General Practitioner, College of Dentistry Qassim University  Buraydah Saudi Arabia"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Riham","family":"Tork","sequence":"additional","affiliation":[{"name":"Department of Prosthetic Dental Sciences, College of Dentistry Qassim University  Buraydah Saudi Arabia"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2026,9,15]]},"reference":[{"issue":"4","key":"e_1_2_11_2_1","doi-asserted-by":"crossref","first-page":"1841","DOI":"10.4103\/jfmpc.jfmpc_1181_19","article-title":"The Epidemiology of Edentulism and the Associated Factors: A Literature Review","volume":"9","author":"Al\u2010Rafee M. 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