[Proposing a data mining scaffolding for preventing harmful alcohol consumption in Chilean adolescents].

Background: Adolescent alcohol and drug consumption are important public health problems in the Chilean young population.

Aim: The purpose of this study was to examine the potential ofa data mining approach in scaffolding policy making, using the particular case of differential risks of harmful alcohol consumption in adolescent students.

Material And Methods: Index and control groups were composed by 7918 and 7138 participants respectively (drawn from a CONACE survey 2009), aged 16 ± 2 years, 52% mole.