... asufficient impact to be part of a risk group. In addition, the combination of these two LEs seems to be usual. Infact,notonlytheLCUssumscoredeterminetheeffect,it’s the undesirab ility of thes e ... Paren-tal level of education was collected from the adultrespondent and included the highest family level of edu-cation according to the International Standard Classifi-cation of Education (ISCED). ... than the general EUpopulation. The Spanish version of the questionnairehas demonstrated acceptable validity and reliability[33,34]. In this study, only responses from adolescentsand youths on...