Substance Use Differentiation Questionnaire
A screening questionnaire to help understand your substance use patterns and whether a professional assessment is advisable.
- 12 questions
- About 2 min
- Private
What this test measures
This questionnaire is a tool to help understand your substance use patterns and may indicate if a professional assessment is advisable. It is not exhaustive or diagnostic but can help identify potential red flags that warrant a more thorough assessment.
How to answer
Please answer the following questions honestly.
- Yes
- No
For example alcohol, cannabis or tobacco. This stays on your device and is only used to word the questions.
Private by design: your answers are worked out in your browser only. Nothing is saved, sent or shared.
This is a screening tool, not a diagnosis. Only a qualified professional can assess and diagnose a mental health condition.