51
Participants
Start Date
October 31, 2003
Primary Completion Date
August 31, 2007
Study Completion Date
August 31, 2007
Contingency management
Participants in the Contingency Management group will be employed for one year in a Therapeutic Workplace business and will have to provide drug-free urine samples to work and earn salary.
Employment Only
Employment Only participants will be offered employment for one year, but these participants will not have to provide drug-free urine samples to work.
The Center for Learning and Health, Baltimore
National Institute on Drug Abuse (NIDA)
NIH
Johns Hopkins University
OTHER