Which of the following is NOT used to determine validity in DBT?

In the context of Dialectical Behavior Therapy (DBT), determining the validity of the treatment involves assessing its foundation in reliability, empirical effectiveness, and client feedback. Each of these factors plays a crucial role in ensuring that the therapy is grounded in scientific principles and responsive to the needs of the client.

Reliability of self-reports is significant because clients' accounts of their experiences and symptoms provide vital data for assessing how well the therapy is working. This self-reported information can be quantitative or qualitative and helps therapists understand the clients' progress.

Empirical support for treatment effectiveness pertains to the accumulation of research that validates DBT's methods and interventions. It involves clinical studies and evidence demonstrating that DBT effectively addresses the issues it aims to resolve, thereby bolstering its credibility and validity as a therapeutic approach.

Client feedback is essential in DBT since it encourages an iterative process of assessment and modification based on how clients perceive their experiences in therapy. This feedback can inform therapists about what's working and what might need adjustment, adding to the overall effectiveness of the treatment.

Morality, on the other hand, is not a factor used to determine the validity of DBT. While ethical considerations are undoubtedly important in any therapeutic setting, they do not directly measure the validity