Greater caries-free survival of first permanent molars: Findings from a 7-year follow-up evaluation of a community-based oral health preventive program.

Background: The occlusal surface of the first permanent molar is the most frequently affected site by dental caries.

Aim: To assess the caries-free survival of first permanent molars in children participating in a community-based oral health preventive program.

Design: This was a retrospective study conducted on 426 children under 12 years of age, beneficiaries of a preventive program from 2009 to 2015, in El Cedro, Colombia.