Schema Therapy has a growing evidence base, particularly for personality disorders and long-standing interpersonal patterns that have not shifted with shorter treatments. The research is strongest in borderline personality disorder, including a large multi-country trial. Weekly individual therapy in a virtual clinic will not look identical to a two-year combined group study, and that gap is worth naming. That is a foundation, not a guarantee. What happens in the room still depends on you, how long you can stay with the work, and the person you are working with.
Zhang, K., Hu, X., & Ma, L. (2023), Nordic Journal of Psychiatry. A systematic review and meta-analysis of schema therapy for personality disorders found a moderate effect compared with control conditions on symptoms, with some evidence of improved quality of life and reduced early maladaptive schemas.
Arntz, A., Jacob, G. A., & Lee, C. W. (2022), JAMA Psychiatry. A multi-country randomized trial in adults with borderline personality disorder found combined individual and group schema therapy was associated with greater reductions in BPD severity and better treatment retention than optimized usual care.
Oud, M., Arntz, A., & Hermens, M. L. (2018), Australian and New Zealand Journal of Psychiatry. A systematic review of specialized psychotherapies for borderline personality disorder (dialectical behaviour therapy, mentalization-based treatment, transference-focused therapy, and schema therapy) found moderate-quality evidence that this group of approaches was associated with reduced overall BPD severity compared with usual care or community treatment.