Table 1.

Summary of the content of the group-based adolescent CFT intervention.

Session number and title	Content and key elements	Specific practice(s)
1. Welcome – why we are here.	Getting to know each other, learning how to create a feeling of safety in the group, and exploring the three circles model.	Drawing your own three circles. Reflecting, together with the group members, why you think this drawing appears in this way, and what you need to improve your balance. Soothing breathing exercise
2. Recognising, exploring, and understanding our emotions.	How do you recognise the different feelings you experience? What do you think and how do you behave depending on your feeling/feelings?	Writing, drawing, and discussing our multiple selves. Calming and soothing stone mindfullness exercise
3. Our kind and wise inner self.	Exploring the difference between our compassionate self and our self-critical self.	Safe space visualization exercise Compassionate self- visualization practice.
4. Taking care of yourself in difficult moments.	Exploring the function of our self-critical element. Becoming compassionate toward ourselves when experiencing difficulties.	STOP exercise. Describe a difficult situation. What happened, and how did you act? Stop, breath, and think, what would your kind and wise self recommend you to do? Hand on heart meditation.
5. Listening to yourself and others.	Describing a difficult situation to a group member, and listening to another member’s experience. What would your compassionate self recommend you to do in such a situation? What compassionate advice do the other group members have?	Listening exercise. Formulation, what do you need, what do you strive for? Performing a body scan and finding a safe place in the body.
6. First-aid kit for difficult moments.	Creating a step-by-step emergency plan for difficult moments.	Multiple selves and chair-work. Describe a difficult situation. What happened, and how did you act? What did you feel? Select the most difficult emotions. Based on the story of the difficult situation, the other group-members act the selected emotions. Making a compassion bracelet.
7. Effecting change through small steps.	What do you need when you suffer? What do we all need when we suffer? Compassionate tips for yourself and others.	Compassionate letter writing. Writing short compassionate tips for yourself and the other group members.
8. Who are you, and who do you want to be?	Review of the content. What are my values? If you are your kind and wise version of yourself, where do you want to go? What is important for you?