{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,1,8]],"date-time":"2026-01-08T20:46:35Z","timestamp":1767905195627,"version":"3.49.0"},"reference-count":47,"publisher":"Wiley","issue":"8","license":[{"start":{"date-parts":[[2020,2,6]],"date-time":"2020-02-06T00:00:00Z","timestamp":1580947200000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":["aap.onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Journal of Periodontology"],"published-print":{"date-parts":[[2020,8]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Background<\/jats:title><jats:p>The literature lacks long\u2010term evidence regarding outcomes of the coronally advanced tunnel flap (TUN) combined with connective tissue graft (CTG) when compared to the trapezoidal coronally advanced flap (CAF) and CTG combination. This study presents 2\u2010year results of a randomized clinical trial comparing CTG combined with either CAF or TUN in the treatment of single maxillary gingival recession (GR) defects.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>Thirty\u2010nine patients, each contributing a single Miller Class I or II GR defect, were treated by CAF+CTG (control; <jats:italic>n<\/jats:italic>\u00a0=\u00a019) or TUN+CTG (test; <jats:italic>n<\/jats:italic>\u00a0=\u00a020) and completed the 2\u2010year follow up. Clinical, patient centered, and esthetic evaluations were performed and differences among groups were analyzed.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>At 2 years, mean root coverage for control and test group was 89.5% \u00b1 14.6% and 87.7% \u00b1 18.4%, respectively (<jats:italic>P\u00a0<\/jats:italic>=\u00a00.5). The corresponding complete root coverage prevalence was 68.4% and 50% (<jats:italic>P\u00a0<\/jats:italic>=\u00a00.4). Dentin hypersensitivity significantly decreased for both groups. The two groups showed improvement in esthetics, as assessed by both professionals and patients, without significant intergroup differences (<jats:italic>P<\/jats:italic>\u00a0&gt;\u00a00.5). TUN+CTG sites were much more likely to present improvement in root coverage between 6 months and 2 years, exhibiting creeping attachment of 0.7 \u00b1 0.6\u00a0mm.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>At 2 years of follow up, both CAF+CTG and TUN+CTG resulted in significant clinical and esthetic improvements and provided similar results in the treatment of single maxillary GRs.<\/jats:p><\/jats:sec>","DOI":"10.1002\/jper.19-0436","type":"journal-article","created":{"date-parts":[[2019,12,23]],"date-time":"2019-12-23T00:29:06Z","timestamp":1577060946000},"page":"1018-1026","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":21,"title":["Randomized clinical trial evaluating single maxillary gingival recession treatment with connective tissue graft and tunnel or trapezoidal flap: 2\u2010year follow\u2010up"],"prefix":"10.1002","volume":"91","author":[{"given":"Felipe Lucas da Silva","family":"Neves","sequence":"first","affiliation":[{"name":"UNESP \u2013 S\u00e3o Paulo State University Division of Periodontology College of Dentistry  S\u00e3o Jos\u00e9 dos Campos Brazil"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Camila","family":"Augusto Silveira","sequence":"additional","affiliation":[{"name":"UNESP \u2013 S\u00e3o Paulo State University Division of Periodontology College of Dentistry  S\u00e3o Jos\u00e9 dos Campos Brazil"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Ingrid Fernandes","family":"Mathias\u2010Santamaria","sequence":"additional","affiliation":[{"name":"UNESP \u2013 S\u00e3o Paulo State University Division of Periodontology College of Dentistry  S\u00e3o Jos\u00e9 dos Campos Brazil"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Manuela Maria Viana","family":"Miguel","sequence":"additional","affiliation":[{"name":"UNESP \u2013 S\u00e3o Paulo State University Division of Periodontology College of Dentistry  S\u00e3o Jos\u00e9 dos Campos Brazil"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"La\u00eds Fernanda Ferreira","family":"Ferraz","sequence":"additional","affiliation":[{"name":"UNESP \u2013 S\u00e3o Paulo State University Division of Periodontology College of Dentistry  S\u00e3o Jos\u00e9 dos Campos Brazil"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-1743-5855","authenticated-orcid":false,"given":"Renato Correa Viana","family":"Casarin","sequence":"additional","affiliation":[{"name":"Department of Prosthodontics and Periodontics Periodontics Division Piracicaba Dental School University of Campinas \u2013 UNICAMP  Piracicaba SP Brazil"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Enilson Ant\u00f4nio","family":"Sallum","sequence":"additional","affiliation":[{"name":"Department of Prosthodontics and Periodontics Periodontics Division Piracicaba Dental School University of 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