Prefrontal Symptoms Inventory (PSI-20)
20-item scale measuring everyday symptoms associated with prefrontal cortex dysfunction: initiation, attention, planning, and emotional/social regulation.
Purpose
Self-report research instrument, reproduced here under an open license for non-diagnostic educational, research, and self-reflection use.
Details
Administration
Self-Administered
Intended Use
Research
Limitations: Imported from the OpenScales open item-bank project. This specific digital implementation has not been independently validated by PsiQ — scores are for self-reflection and educational purposes only, and are not a diagnosis.
License: CC BY 4.0. Citation: Sosa, Pedrero-Perez & Ruiz-Sanchez de Leon (2025), Journal of Neuropsychology, 19(2), 200-215. This is not a diagnostic tool.
FREE
Sign in to start
- 100% server-side scored
- Verifiable PDF report
- Research Instrument evidence status