{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,2]],"date-time":"2026-08-02T07:46:48Z","timestamp":1785656808825,"version":"3.56.0"},"reference-count":68,"publisher":"Wiley","issue":"12","license":[{"start":{"date-parts":[[2025,9,21]],"date-time":"2025-09-21T00:00:00Z","timestamp":1758412800000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"funder":[{"DOI":"10.13039\/501100024456","name":"Zentrum f\u00fcr Zahnmedizin, Universit\u00e4t Z\u00fcrich","doi-asserted-by":"publisher","id":[{"id":"10.13039\/501100024456","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100011970","name":"International Team for Implantology","doi-asserted-by":"publisher","award":["1677\u20102022"],"award-info":[{"award-number":["1677\u20102022"]}],"id":[{"id":"10.13039\/501100011970","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["J Clinic Periodontology"],"published-print":{"date-parts":[[2025,12]]},"abstract":"<jats:title>ABSTRACT<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Aim<\/jats:title>\n                    <jats:p>To compare long\u2010term clinical and radiographic outcomes of a single short implant (6\u2009mm) supporting a cantilevered restoration versus two adjacent short implants with non\u2010splinted single crowns over a 7.5\u2010year follow\u2010up and determine which approach is more cost effective.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Materials and Methods<\/jats:title>\n                    <jats:p>A total of 36 patients with at least a two\u2010tooth gap in the posterior region were randomised to\u00a0receive either one short implant with a cantilever prosthesis (ONE\u2010C) or two short implants with individual crowns (TWO).\u00a0Fixed restorations were placed 3\u20136\u2009months post implantation, and patients were evaluated at baseline and at 6\u2009months and 1, 3, 5 and 7.5\u2009years. Kaplan\u2013Meier curves, mixed\u2010effects models and cost\u2010effectiveness models were used to compare the groups.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      Twenty\u2010five patients (15 in ONE\u2010C, 10 in TWO) completed the 7.5\u2010year follow\u2010up. Implant survival was 83.3% in group ONE\u2010C and 86.6% in group TWO, with no significant differences between the groups (\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.772). No statistically significant differences were found between groups for marginal bone levels (mean difference \u22120.16 [95% CI: \u22120.7 to 0.3]\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.57), probing depth (mean difference \u22120.13 [95% CI: \u22120.5 to 0.3]\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.58), bleeding on probing (mean difference 0.0 [95% CI: \u22120.0; 0.2]\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.31) or plaque levels (mean difference \u22120.0 [95% CI: \u22120.1 to 0.1]\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.93). Technical complications were more frequent in the ONE\u2010C group (64%) than in the TWO group (36%).\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusion<\/jats:title>\n                    <jats:p>Both treatment approaches showed comparable clinical and radiographic outcomes. Short implants supporting cantilever restorations were generally more cost effective than two short implants but exhibited higher early complication and failure rates, likely related to mechanical overload.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Trial Registration<\/jats:title>\n                    <jats:p>ClinicalTrials.gov Identifier: NCT01649531<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1111\/jcpe.70039","type":"journal-article","created":{"date-parts":[[2025,9,21]],"date-time":"2025-09-21T23:45:00Z","timestamp":1758498300000},"page":"1712-1724","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":3,"title":["Cost Effectiveness of Two Short Implants Versus One Short Implant With a Cantilever in the Posterior Region: 7.5\u2010Year Follow\u2010Up of a Randomised Controlled Trial"],"prefix":"10.1111","volume":"52","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-5832-7327","authenticated-orcid":false,"given":"Franz J.","family":"Strauss","sequence":"first","affiliation":[{"name":"Clinic of Reconstructive Dentistry University of Zurich  Zurich Switzerland"},{"name":"Universidad Autonoma de Chile  Santiago Chile"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-7845-6011","authenticated-orcid":false,"given":"Lucia","family":"Schiavon","sequence":"additional","affiliation":[{"name":"Clinic of Reconstructive Dentistry University of Zurich  Zurich Switzerland"},{"name":"Department of Neurosciences, School of Dentistry University of Padua  Padua Italy"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Nadja","family":"Naenni","sequence":"additional","affiliation":[{"name":"Clinic of Reconstructive Dentistry University of Zurich  Zurich Switzerland"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Riccardo D.","family":"Kraus","sequence":"additional","affiliation":[{"name":"Clinic of Reconstructive Dentistry University of Zurich  Zurich Switzerland"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-8959-3989","authenticated-orcid":false,"given":"Gustavo","family":"S\u00e1enz\u2010Ravello","sequence":"additional","affiliation":[{"name":"Center for Surveillance and Epidemiology of Oral Diseases, Faculty of Dentistry University of Chile  Santiago Chile"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Nicolas","family":"M\u00fcller","sequence":"additional","affiliation":[{"name":"Clinic of Reconstructive Dentistry University of Zurich  Zurich Switzerland"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ronald E.","family":"Jung","sequence":"additional","affiliation":[{"name":"Clinic of Reconstructive Dentistry University of Zurich  Zurich Switzerland"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Daniel S.","family":"Thoma","sequence":"additional","affiliation":[{"name":"Clinic of Reconstructive Dentistry University of Zurich  Zurich Switzerland"},{"name":"Department of Periodontology, Research Institute for Periodontal Regeneration Yonsei University College of Dentistry  Seoul Republic of Korea"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2025,9,21]]},"reference":[{"key":"e_1_2_10_2_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1600\u20100501.2011.02391.x"},{"key":"e_1_2_10_3_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1600\u20100501.2009.01706.x"},{"issue":"4","key":"e_1_2_10_4_1","first-page":"229","article-title":"Problems and Proposals for Recording Gingivitis and Plaque","volume":"25","author":"Ainamo J.","year":"1975","journal-title":"International Dental Journal"},{"key":"e_1_2_10_5_1","doi-asserted-by":"publisher","DOI":"10.1046\/j.1365\u20102842.2002.00872.x"},{"issue":"1","key":"e_1_2_10_6_1","first-page":"11","article-title":"The Long\u2010Term Efficacy of Currently Used Dental Implants: A Review and Proposed Criteria of Success","volume":"1","author":"Albrektsson T.","year":"1986","journal-title":"International Journal of Oral & Maxillofacial Implants"},{"key":"e_1_2_10_7_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1708\u20108208.2007.00059.x"},{"key":"e_1_2_10_8_1","doi-asserted-by":"publisher","DOI":"10.1111\/jcpe.12957"},{"key":"e_1_2_10_9_1","first-page":"12","article-title":"Systemic Conditions and Treatments as Risks for Implant Therapy","volume":"24","author":"Bornstein M. 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