{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,20]],"date-time":"2026-07-20T10:13:43Z","timestamp":1784542423519,"version":"3.55.0"},"reference-count":45,"publisher":"Wiley","issue":"9","license":[{"start":{"date-parts":[[2024,5,26]],"date-time":"2024-05-26T00:00:00Z","timestamp":1716681600000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc\/4.0\/"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Clinical Oral Implants Res"],"published-print":{"date-parts":[[2024,9]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Objective<\/jats:title><jats:p>The objective of this study is to evaluate the changes at marginal bone level at implants restored with screw\u2010retained prosthesis connected directly to the implants or with an intermediate abutment, after 3\u2010year follow\u2010up.<\/jats:p><\/jats:sec><jats:sec><jats:title>Material and Methods<\/jats:title><jats:p>Thirty\u2010six partially edentulous patients received 72 implants. Each patient received 2 implants and a 2\u20134\u2010unit screw\u2010retained implant\u2010prosthesis. The test group implants received a screw\u2010retained prosthesis connected directly to the implant shoulder, the control group prosthesis were connected through a 3\u2010mm standardised intermediate abutment. Clinical and radiological data were recorded at baseline and at 6\u2010, 12\u2010, and 36\u2010month follow\u2010up.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>At 36\u2009months, the mean marginal bone loss was 0.13\u2009\u00b1\u20090.18\u2009mm for the control group and 0.20\u2009\u00b1\u20090.24 for the test group, with no significant differences between groups (<jats:italic>p<\/jats:italic>\u2009&gt;\u2009.05). Clinical variables (Probing Pocket Depth, Bleeding on Probing and Plaque Index) at 36 months also showed no significant difference between groups. Minor complications frequency was 6.7% in the control group and 5.3% in test group. None of the groups suffered from mayor complications. Patient Reported Outcomes (PROs) showed a General Satisfaction mean score in the control group of 9.40 (SD 0.82) and 9.37 (SD 1.06) in the test group with no significant differences between groups.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>Bone\u2010level implants restored with screw\u2010retained partial prostheses with or without intermediate abutments showed similar radiographic and clinical outcomes after 3\u2009years.<\/jats:p><\/jats:sec>","DOI":"10.1111\/clr.14297","type":"journal-article","created":{"date-parts":[[2024,5,27]],"date-time":"2024-05-27T05:11:22Z","timestamp":1716786682000},"page":"1072-1080","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":7,"title":["Marginal changes at bone\u2010level implants supporting dental prostheses with or without intermediate standardised abutments after 36 months: Randomised controlled clinical 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