Individual Data Analysis in DBT

Collecting routine outcome measures is an essential part of delivering effective DBT. These tools give you a clearer picture of how your clients are progressing in areas that matter most: symptom severity, difficulties regulating emotions, and overall quality of life, amongst other possible measures. They help you see patterns that might not be obvious session‑to‑session and support you in making informed, compassionate decisions about how to tailor treatment.

Outcome data is not about judging clients or therapists. It’s about creating a shared understanding of what is changing, what is stuck, and where support can be strengthened.

An important factor in data completion is the client’s understanding of why it matters. When clients grasp the purpose and value of filling in outcome measures, they are more likely to engage fully and provide accurate information.

This shared understanding fosters collaboration and enhances the quality of the data collected.

How to Use the measures we encourage you to use, in your Clinical Practice

1. Use BSL symptom‑severity scores to guide focus

Changes in symptom severity can highlight:

  • When a client is stabilising
  • When risk or distress is increasing/decreasing
  • When a particular module or skill may need more emphasis

These scores help you decide whether to adjust the pace of treatment, revisit core skills, or explore barriers to change.

2. Use DERS emotion‑regulation data to shape skills coaching

Emotion‑regulation difficulties often shift gradually. Tracking these scores helps you:

  • Identify which skills are being used effectively
  • Spot areas where clients may feel stuck or overwhelmed
  • Reinforce progress and celebrate meaningful improvements

This supports collaborative problem‑solving and strengthens motivation.

3. Use EQ-5D to check health related quality of life

This instrument allows you to check if there are changes in mobility, self-care, usual activities, pain/discomfort and anxiety/depression. Each dimension has 3 levels: no problems, some problems, and extreme problems. If the client is still experiencing extreme difficulties in any of these areas it definitely deserves some attention and problem solving.

4. Bring the data into the room

Remember you can print the FLASHCARDS to help discuss the data with your clients. Sharing outcome data with clients can:

  • Increase insight and self‑awareness
  • Strengthen the therapeutic alliance
  • Help clients see their own progress more clearly
  • Create opportunities to validate their efforts and struggles

When used gently and collaboratively, data becomes a tool for empowerment rather than evaluation.

To help you feel confident using outcome measures in your sessions, we’ve included a short role‑play demonstrating how to talk through the data with a client. It shows how you can:

Part I
  • Introduce the scores in a supportive way
  • Explore what the numbers might mean together
Part II
  • Adjust treatment based on what you both notice
  • Use the information to strengthen commitment and guide next steps

This approach keeps the focus where it belongs: on helping each client move toward a life worth living.