Efficacy vs Effectiveness Trial Results of an Indicated “Model” Substance Abuse Program: Implications for Public Health

Objectives. The US Department of Education requires schools to choose substance abuse and violence prevention programs that meet standards of effectiveness. The Substance Abuse and Mental Health Services Agency certifies “model” programs that meet this standard. We compared findings from a large, multisite effectiveness trial of 1 model program to its efficacy trial findings, upon which the certification was based