PT - JOURNAL ARTICLE AU - Spacilova, Lenka AU - Klusonova, Hana AU - Petrelli, Fabio AU - Signorelli, Carlo AU - Visnovsky, Peter AU - Grappasonni, Iolanda TI - SUBSTANCE USE AND KNOWLEDGE AMONG ITALIAN HIGH SCHOOL STUDENTS DP - 2009 Jun 1 TA - Biomedical papers PG - 163--168 VI - 153 IP - 2 AID - 10.5507/bp.2009.028 IS - 12138118 AB - Aims: This study was aimed for evaluation of Italian students' attitudes to addictive substances, their knowledge and personal experience, and their awareness about the risks. Methods: The research was realized among high school students from Marche region in the Central Italy in the year 2006; the study group was randomly chosen from all schools in the region. 4118 appropriately completed questionnaires returned. The statistic processing was carried out by using chi-square test for two qualitative variables.