Does low-cost GIC have the same survival rate as high-viscosity GIC in atraumatic restorative treatments? A RCT

Autor: Marcoeli Silva de MOURA, Geovanna Peres de SOUSA, Maria Hellen Sâmia Fortes BRITO, Mikaelle Claro Costa SILVA, Marina de Deus Moura de LIMA, Lúcia de Fátima Almeida de Deus MOURA, Renata Correa PASCOTTO, Cacilda Castelo Branco LIMA
Jazyk: angličtina
Rok vydání: 2020
Předmět:
Zdroj: Brazilian Oral Research, Vol 33 (2020)
Druh dokumentu: article
ISSN: 1807-3107
DOI: 10.1590/1807-3107bor-2019.vol33.0125
Popis: Abstract Atraumatic Restorative Treatment (ART) is one of the strategies used to control dental caries; it involves hand instruments for removal of carious tissue, and restorations using high-viscosity Glass Ionomer Cement (GIC). The present controlled clinical trial aimed to evaluate the performance of low-cost GIC indicated for ART in primary teeth, compared with high-viscosity GIC, after one year of follow-up. Two-to six-year-old children with dentin caries lesions on one or two surfaces of anterior and posterior teeth were selected. The children were randomly assigned to 2 groups according to the restorative material used: G1 (control) – Ketac Molar®; G2 (experimental) – Vitro Molar®. Treatments were performed in a school setting, following the guidelines of the ART. A total of 728 restorations were performed in 243 children. Descriptive analysis and Poisson regression were applied, with a significance level of p < 0.05. After 12 months, 559 (76.8%) restorations were re-evaluated. The success rate was evaluated by the prevalence ratio (PR), associated with restorations performed in primary second molars (PR = 1.21; 95%CI = 1.03–1.42), and with small (PR = 1.35; 95%CI = 1.14–1.60) or medium cavities (PR = 1.29; 95%CI = 1.08–1.55), using Ketac Molar® material (PR= 1.07; 95%CI = 1.01–1.15), considering p < 0.05. Small or medium restorations in primary second molars performed with high-viscosity GIC (Ketac Molar®) were more successful than restorations performed with low-cost GIC indicated for ART.
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