Research and analysis

Summary of key findings from the Drug Treatment Outcomes Research Study (DTORS)

Home Office Research Report 23 was a multi-component study commissioned to look at the results of DTORS.



Home Office Research Report 23 was commissioned to refresh the evidence base in light of changes to the treatment landscape since the NTORS study. The study included:

  • an outcome study based on a survey of nearly 2,000 treatment clients with 2 follow up surveys, between 3-5 months and at 12 months;
  • a qualitative assessment based on interviews with treatment clients and practitioners; and,
  • a cost-benefit analysis.