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The radiographic horizontal and vertical position of the implants were identified. Probing depth (<jats:styled-content style=\"fixed-case\">PD<\/jats:styled-content>), bleeding on probing (<jats:styled-content style=\"fixed-case\">BOP<\/jats:styled-content>) and radiographic bone level around implants and adjacent teeth at the time of placement, prosthesis delivery, and the most recent review were assessed.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>98 patients with 195 implants were evaluated for a mean of 37.8 months. Survival rate was 99.6% and success ranged from 31.3% to 91.3% when different success criteria were utilized. Significantly greater interproximal bone loss around teeth and higher prevalence of interproximal peri\u2010implant inflammation occurred when the horizontal distance of <jats:styled-content style=\"fixed-case\">BL<\/jats:styled-content> implants was &lt;1 mm, but not with <jats:styled-content style=\"fixed-case\">TL<\/jats:styled-content> implants. There was no significant impact of the corono\u2010apical positioning of the implants on marginal bone loss.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>Proximity of implants to adjacent teeth of &lt;1 mm leads to increased prevalence of inflammation and interproximal bone resorption at the teeth adjacent to bone level implants.<\/jats:p><\/jats:sec>","DOI":"10.1111\/adj.12650","type":"journal-article","created":{"date-parts":[[2018,9,5]],"date-time":"2018-09-05T07:01:43Z","timestamp":1536130903000},"page":"467-477","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":15,"title":["Peri\u2010implant inflammation and marginal bone level changes around dental implants in relation to proximity with and bone level of adjacent teeth"],"prefix":"10.1111","volume":"63","author":[{"given":"KT","family":"Ng","sequence":"first","affiliation":[{"name":"Implant Dentistry, Prosthodontics, Faculty of Dentistry 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