Supportive periodontal therapy in moderate-to-severe periodontitis patients: A two-year randomized clinical trial

P.D.M. Angst, A. Finger Stadler, M. Mendez, R.V. Oppermann, U. van der Velden, S.C. Gomes

Research output: Contribution to JournalArticleAcademicpeer-review

Abstract

Aim: Evaluate supportive periodontal therapy (SPT) consisting of oral prophylaxis with oral hygiene instructions as sole intervention (test) or combined with subgingival instrumentation removing/disrupting the subgingival biofilm (control).
Material and Methods: Sixty-two treated periodontitis patients (50.97 ± 9.26 years, 24 smokers) were randomly assigned to receive, every 3 months during 2 years, either test or control treatment. Examination included periodontal probing depth (PPD), bleeding on probing (BOP) and clinical attachment loss (CAL). Generalized estimating equations were used for analyses.
Results: Baseline demographics and smoking were similar between groups. However, at baseline, mean PPD was greater in test group than in control group (2.32 mm vs. 2.17 mm, p =.03), but similar after 2 years (2.23 mm vs. 2.15 mm, respectively). With time, significant PPD and BOP decrease and CAL increase were observed although without significant differences between groups. At sites ≥ 5 mm, PPD decrease was greater in test group than in control group irrespective of sex and smoking habit (p =.034). The distribution of sites gaining or losing attachment ±2 mm was similar between groups.
Conclusion: Oral prophylaxis with oral hygiene instructions alone or in combination with subgingival instrumentation was able to maintain the previously obtained periodontal condition to a comparable extent during 2 years of SPT.
Original languageEnglish
Pages (from-to)1083-1093
JournalJournal of Clinical Periodontology
Volume46
Issue number11
DOIs
Publication statusPublished - Nov 2019

Funding

The study was supported by a grant of the National Counsel of Technological and Scientific Development (CNPq #479288/2011‐9). AFS, MM and PDMA received a scholarship of the Coordination for the Improvement of Higher Education Personnel (CAPES; Brasilia, DF, Brazil). The authors would like to thank Juliane P. Butze, Viviane L. Barbosa, Keity Taminski and Ana Paula Jaskulski for helping with periodontal treatment and clinical examinations. Also, they would like to thank CNPq and CAPES for financial support and Colgate‐Palmolive and Neumar Instrumentos Cirúrgicos for providing the supplies materials. ® Funding information The study was supported by a grant of the National Counsel of Technological and Scientific Development (CNPq #479288/2011-9). AFS, MM and PDMA received a scholarship of the Coordination for the Improvement of Higher Education Personnel (CAPES; Brasilia, DF, Brazil). The authors would like to thank Juliane P. Butze, Viviane L. Barbosa, Keity Taminski and Ana Paula Jaskulski for helping with periodontal treatment and clinical examinations. Also, they would like to thank CNPq and CAPES for financial support and Colgate-Palmolive? and Neumar Instrumentos Cir?rgicos for providing the supplies materials.

FundersFunder number
Colgate‐Palmolive
National Counsel of Technological and Scientific Development
Coordenação de Aperfeiçoamento de Pessoal de Nível Superior
Conselho Nacional de Desenvolvimento Científico e Tecnológico479288/2011‐9

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