SUMMARY
Evaluating the effects of a school breakfast program on attention and memory
The purpose of the study was to evaluate the impact of a school breakfast program in Sonora, Mexico. The study was conducted in four counties classified as extremely poor. Three hundred children from twelve schools pertaining to three counties under research received a school breakfast; one hundred and fifty children from four schools pertaining to a fourth county did not received school breakfast. Children were four to six years old. Attention, memory and cognition tests were applied before and after the program.

Results showed an improvement for those groups receiving the breakfast program, specially on response speed and behavior executions. Group without breakfast showed better results on the pretest, nevertheless, on the post-test, performances in both groups appear the same. At the beginning of school courses any county was different, but speed in selection and running show significatives differencees for the schools. The program shows similar results on response speed, no matter social condition, nevertheless, program differentially affects the number of correct behavior executions on stimulus selection and reproduction. The breakfast program benefit children, but its effects are differentially distributed improving behavioral, repertories depending of children's group vulnerability.

Key words: School breakfast. attention-memory, rural preschoolers.



Recibido: 07/09/1998
Aceptado: 20/01/2000

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