[Prevalence of mental conditions among students in a metropolitan area of Guadalajara]

This work analyzes the findings of a study about the incidence of four mental disorders in a zone of the City of Guadalajara's metropolitan area in the Mexican State of Jalisco. The results show the highest rates belong to depression and aggressive conduct (463 and 489 in 1,000 children). Besides, there were some differences related to their sex and their families income.