A Randomized Controlled Trial of an Internal Family Systems-based Psychotherapeutic Intervention on Outcomes in Rheumatoid Arthritis: A Proof-of-Concept Study
This study randomly assigned 79 people with rheumatoid arthritis to either a 9-month Internal Family Systems (IFS) group therapy or to an education-only control. After treatment, the IFS group showed gains in overall pain and physical function, and one year later they still showed small improvements in self-reported joint pain,…