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GOMEZ, Marcela; HERRERA LUZ, Eugenia; SUAREZ, Ángela  and  SANCHEZ, Gustavo. Post-orthodontic retention effectiveness of two types of fixed retainers in patients aged between 12 and 35: a systematic literature review. Odontoestomatología [online]. 2017, vol.19, n.29, pp.18-32. ISSN 0797-0374.

Abstract: Objective: To identify the effectiveness of two types of fixed post-orthodontic retainers in patients aged between 12 and 35 through a systematic literature review. Method: A systematic literature search was performed using the followings electronic databases: Cochrane, Pubmed, Science Direct, Isi Web Science, Scielo. Keywords: Tooth crowding, Posttreatment, Retainer, Malocclusion, Recurrence, Orthodontic stability, Relapse. The articles were analyzed by title, abstract and full text. The ones that fulfilled the eligibility criteria were chosen. The methodological quality of the articles selected was evaluated using the MINCIR checklist. The articles were classified using the SIGN list, where the articles were evaluated according to study design. Results: In the initial electronic search, 6,632 articles were identified, 15 of which fulfilled the inclusion criteria. After being analyzed, only four articles were considered to include all the quality and inclusion criteria. Conclusions: There is not enough scientific evidence in the publications analyzed to determine which of the two types of evaluated retainers is the most effective in post-orthodontic retention.

Keywords : Tooth crowding; posttreatment; retainer; malocclusion; recurrence; orthodontic stability; relapse..

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