Clinical validation of the Symptom Self-rating Scale for Schizophrenia (4S) among inpatients.
Pernille KølbaekDaniel GuinartMark OplerChristoph U CorrellOle MorsSøren D ØstergaardPublished in: Nordic journal of psychiatry (2021)
The 4S holds promise as a valid self-report of core schizophrenia symptoms among inpatients. While the hallucination subscale seems superior to existing scales, the thought disorder subscale needs to be re-developed.