The impact of ICT on adolescents' perceptions and consumption of substances

This paper reports the results of a three-month randomized controlled trial toestimate the impact of an Internet and mobile telephone short messageservice (SMS) intervention on adolescents’ information about substances and rates of consumption. A low percentage of participants logged on to the Web platform, but most participants were reached through e-mails and SMS. It is found that the intervention was able to affect awareness that certain substances are drugs, but no significant changes in consumption habits were found.