This review compared 31 randomized clinical trials of teen drug abuse treatments on the basis of the research methods used in the studies. The authors evaluated the studies based on a number of attributes that they consider to be established methods of preventing bias, and noted that most of these bias-preventing attributes were neglected in the majority of clinical trials under review. Problems With The Current Studies On Teen Drug Abuse Treatment The authors are highly critical of the methods of all of the studies under consideration. For example, while randomization of study participants was a prerequisite for inclusion...
