Primary Outcomes (end points)
1) Final outcomes:
1.1) Short-term: Drop-out rate in the transition from 6th grade to secondary education, Retention rate at 6th grade, Grades in language, math, and the rest of subjects
1.2) Medium term: Rate of transition to upper secondary and tertiary education, Survival rates in the educational system, School life expectancy, Over-age at school
2) Intermediate outcomes (Very short-term - principal's reaction to the intervention):
Degree of focalization of support on students who need more help, Perception of drop-out rates in the transition from primary to secondary, Perception of the returns to education, Tasks that are prioritized by school principals, Perception of the principal's influence on the dropout decision, Perception of the main influence on the dropout decision, Degree of importance given to the completion of secondary education, Principal's perception about students' belief on the usefulness of their education, Degree of knowledge of students' families and frequency of meetings with them.