Introduction:

In Mexico recently been proposed explanatory models on the consumption of snuff and alcohol use in adolescents, for this reason it is of great importance for nurses and health have information on predictive models on young people, with the possibility of developing explanatory models.

Objective:

To develop a predictive model for pros, cons, resilience and motivation for consumption of alcohol and snuff among adolescents.

Methods:

descriptive correlational study, stratified random sampling, the sample was composed of 519 students of high schools of the Autonomous University of Campeche in 2012. 7 instruments with acceptable reliability were applied, data processing was through the statistical program Statical Package for the Social Sciences (SPSS) version 18.

Results:

Perceived benefits for alcohol was feeling more comfortable 32,4 % and 29,3 % for snuff feel reassured by smoking. Among the perceived barriers to alcohol consumption 94 % will cause disappointment, compared to 94,4 % snuff mentions that cause lung disease and cancer 94,1 %.

The resilience of adolescents to substance use, 82 % said they felt proud of what they have achieved 81,9 % and their life has meaning. The reasons that lead to alcohol consumption are enjoyed by 17,3 % over the holidays and for special occasions 14,7 %. Among the reasons for taking snuff highlight relax when they are tense and angry 13,5 % 11,6 % .The model used for this study was significant p<0, 001.

Conclusions:

The model observed in adolescents as to the benefits and perceived barriers regarding the impact strengths and motivations for alcohol and snuff, was that higher consumption and perceived benefits of alcohol and snuff resilience is lower, while at higher barriers resilience increases and consumption decreases.

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