Dr. Medina-Solís found that 31% of pre-school children enrolled in state schools had attended dental services in the last twelve months. The present study revealed this figure to be 25%, when taking all children as a whole, and 28% when considering uninsured children, including those who were enrolled in the «Seguro popular» people's insurance or coverage of the Oportunidades opportunities program.
Medina-Solís encontró que el 31% de los preescolares de escuelas públicas fue a los servicios dentales en los últimos doce meses; en el estudio observamos una cifra de 25% considerando a todos los preescolares y del 28% en quienes no tenían seguridad social, incluyendo a los que tuvieron seguro popular o cobertura del Programa Oportunidades.