Age

13–19

Sex

ALL

Healthy volunteers

Not accepted

Adolescents aged 13-19 years with chronic pain (duration ≥ 3 months).
Have undergone a medical examination regarding their pain condition.
Are not using pain-relieving medication, or have been stable on such medication for at least 2 months, with no planned medication changes.
Have not undergone ACT or CBT treatment in the past six months.
Can read and write in Swedish without difficulty.
Have access to a smartphone/computer with an internet connection and e-ID.
Have at least one parent or guardian who is willing and able to participate in parallel parent support treatment.

Insufficient understanding of Swedish to complete study-related tasks.
Adolescents currently undergoing ACT or CBT treatment.
Adolescents who are using pain-relieving medication or have unstable medication regimes.
Adolescents without access to a smartphone/computer or e-ID.

Internet-Delivered Psychological Treatments for Chronic Pain in Adolescents: ACT and Pain Education.