RBR‐4nwmk4.

Trial name or title	Evaluation of atraumatic restorative treatment (ART) in the family health strategy of Teresina, Piauí
Methods	Design: parallel RCT, double blind Country: Brazil
Participants	Inclusion criteria participant with good general health present dentin caries lesion in vital primary teeth without pain symptoms or signs of pulp envelopment Exclusion criteria deep cavities presence of fistula, pulp envelopment or mobility of the selected tooth
Interventions	Two treatment arms: Group 1: ART using H‐GIC Group 2: CT using H‐GIC
Outcomes	Primary outcome Restoration survival Secondary outcome Loss of restorations
Starting date	September 2015
Contact information	Marcoeli Silva De Moura. Universidade Federal Do Piauí. marcoeli‐moura@uol.com.br
Notes	Funding: Fundação de Amparo a Pesquisa do Estado do Piauí ‐ FAPEPI

ART: atraumatic restorative treatment; CT: conventional treatment; GIC: glass ionomer cement; H‐GIC: high‐viscosity glass ionomer cement; RCT: randomised controlled trial; RM‐GIC: resin‐modified glass‐ionomer cement