RNOtherJournal of psychiatric and mental health nursing2025

The Effect of Cognitive Behavioural Therapy-Based Psychoeducation on Medication Adherence and Aggression in Individuals Diagnosed With Schizophrenia: An Experimental Study.

Sevinç Yaşar Can, Funda Kavak Budak

PMID 39445584

WHAT IT FOUND

Group CBT-based psychoeducation improved medication adherence and reduced aggression in people with schizophrenia compared to usual care.

Participants who received eight sessions showed significant gains on self-reported scales after six months.

Key findings

01The experimental group showed a statistically significant improvement in medication adherence scores from pre-test to post-test, while the control group did not.

02Aggression scores decreased significantly in the experimental group over time, whereas the control group showed no significant change.

03The intervention consisted of eight 90-minute group sessions focused on cognitive restructuring, coping strategies for aggression, and psychoeducation.

STILL TO COME

How it was doneWhat they foundWhat it means for RNs

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What it does not show

The study was quasi-experimental, not randomized, and groups were assigned by location, which introduces selection bias. Baseline differences were found in aggression scores between the groups, potentially confounding the results. Outcomes relied entirely on self-reported measures, which may be subject to recall bias or social desirability bias, particularly regarding aggression. The study was conducted in Turkey, so cultural factors may influence the applicability of the psychoeducation content. Dropouts and exclusions occurred in the experimental group, reducing the sample size.

Declared interests

The authors declared no conflicts of interest, and the study was not funded by any institution.

The easy way to misread this

Do not assume this proves CBT is superior to other adherence strategies or that it works for acute psychosis. The study included stable outpatients, used self-reported measures, and had baseline group differences, so the observed effects may not generalize to all patients with schizophrenia.

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