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After the luting procedures, the specimens were immersed in distilled water at 37\u00b0C for 24\u2009hours and then subjected to mechanical loading (10<jats:sup>6<\/jats:sup>\u2009cycles at 200\u2009N load). The specimens were subjected to a fracture load test in a universal testing machine. Two\u2010way ANOVA and Tukey's test (<jats:italic>\u03b1<\/jats:italic> = 0.05) were used to analyze data.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>Only the thickness factor was significant (<jats:italic>P<\/jats:italic> = .002). Values of fracture load followed by distinct letters represent significant differences (<jats:italic>P<\/jats:italic>\u2009&lt;\u2009.05): G1 (3204\u2009N\u2009\u00b1\u2009730)<jats:sup>ab<\/jats:sup>; G2 (3144\u2009N\u2009\u00b1\u2009729)<jats:sup>ab<\/jats:sup>; G3 (2489\u2009N\u2009\u00b1\u2009606)<jats:sup>b<\/jats:sup>; G4 (3591\u2009N\u2009\u00b1\u2009776)<jats:sup>a<\/jats:sup>; and G5 (2770\u2009N\u2009\u00b1\u2009598)<jats:sup>ab<\/jats:sup>.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>IPS e.max ultrathin occlusal veneers luted to enamel or dentin obtained fracture load comparable to that of the healthy tooth.<\/jats:p><\/jats:sec><jats:sec><jats:title>Clinical significance<\/jats:title><jats:p>IPS e.max CAD ultrathin occlusal veneers at 0.3 or 0.6\u2010mm\u2010thick seem to provide good perspectives in relation to the clinical use.<\/jats:p><\/jats:sec>","DOI":"10.1111\/jerd.12658","type":"journal-article","created":{"date-parts":[[2020,9,19]],"date-time":"2020-09-19T12:31:34Z","timestamp":1600518694000},"page":"516-521","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":21,"title":["Fracture load of <scp>CAD<\/scp>\/<scp>CAM<\/scp> ultrathin occlusal veneers luted to enamel or dentin"],"prefix":"10.1111","volume":"33","author":[{"given":"Eneida Beatriz Sanfelice","family":"Valenzuela","sequence":"first","affiliation":[{"name":"Department of Restorative Dentistry, School of Dentistry Pontifical Catholic University of Rio Grande do Sul  Porto Alegre Brazil"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jonas Pereira","family":"Andrade","sequence":"additional","affiliation":[{"name":"Department of Restorative Dentistry, School of Dentistry Pontifical Catholic University of Rio Grande do Sul  Porto Alegre 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