Author

A. Arntz

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Open access Sep 2026

Using machine learning to predict long-term treatment outcomes in psychotherapy for personality disorders.

Objective: Evidence for predictors of long-term outcomes in personality disorder (PD) treatment remains limited. Machine learning (ML) shows promise in early prediction of treatment outcome to inform clinical practice. This study evaluates the performance of various ML algorithms and examines variables that predict lon...

Johanna W. van den Eshof, Romy G. Leferink, Henricus L. Van et al. · Psychotherapy Research · 0 citations

Open access Sep 2026

What Works in Therapy? Patients' Views on Effective Elements of Schema Therapy Versus Treatment as Usual for Cluster-C Personality Disorders.

Although Schema Therapy (ST) shows promise as an intervention for cluster-C personality disorders (PD), little is known about how patients experience ST. This study explored patients' experiences with Individual ST (IST) and Group ST (GST), and exploratively compared these with specialized Treatment As Usual (sTAU). Sp...

Iuno Z. Groot, N. Bachrach, Anne-Sophie M. M. Venhuizen et al. · Journal of Clinical Psycholo... · 0 citations

Open access Oct 2026

Depressive symptom severity and treatment outcome in posttraumatic stress disorder following childhood trauma: A secondary analysis of a randomized clinical trial.

Both interventions were effective regardless of baseline depression, contrary to the hypotheses, though the findings may be limited by the use of a self-report depressive symptom measure, and a sample limited to adults with childhood trauma-related PTSD.

L. Koomen, M. Deen, Sophie A. Rameckers et al. · Journal of Traumatic Stress · 0 citations