How to measure negative effects of psychological interventions

Area of Science:

• Psychology
• Clinical Psychology
• Psychotherapy Research

Background:

• Negative effects of psychological interventions (e.g., deterioration, non-response, new symptoms) are ethically and clinically significant but underexamined.
• Current assessment methods often rely on symptom deterioration, which is insufficient.
• There is a need for more direct, patient-reported measures to capture adverse outcomes.

Purpose of the Study:

• To review current methods for assessing negative effects in psychological interventions.
• To highlight limitations of existing assessment approaches.
• To provide recommendations for improved monitoring and reporting of adverse events.

Main Methods:

• Review of current literature on assessing negative effects of psychological interventions.
• Description and comparison of eight commonly used assessment instruments.
• Discussion of methodological challenges in assessing negative effects.

Main Results:

• Existing methods for assessing negative effects are limited, particularly those relying solely on symptom deterioration.
• Eight instruments were reviewed, showing variability in content, coverage, and psychometric properties.
• Methodological challenges include assessment timing, measurement reactivity, and patient disclosure reluctance.

Conclusions:

• Improved monitoring and reporting of negative effects are crucial for ethical practice and patient safety.
• Recommendations focus on transparency, patient-reported outcomes, and inclusive research practices.
• Further research is needed to develop and validate comprehensive measures for adverse effects in diverse populations and treatments.