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Stefan Fritze

3 papers in the library · 7 citations · publishing 2023-2026

Papers

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Subjective space and time experience in schizophrenia spectrum disorders and mood disorders: Psychometric properties and clinical correlates of the semi-structured STEP interview.

Schizophrenia Research July 23, 2026 Jonas Daub, S. Volkmer, D. Altinok et al.

BACKGROUND Altered experiences of space and time are core features of schizophrenia spectrum disorders (SSD) and mood disorders (MOD). In this study, we investigated whether patients with SSD and MOD exhibit shared or distinct patterns of subjective spatiotemporal experience. METHODS We examined 62 ICD-11 patients (33 SSD, 29 MOD) using the Scale for Space and Time Experience in Psychosis...

From Experience to Symptoms: A Multilayer Hierarchy of Psychopathological Dimensions in Schizophrenia.

Psychopathology June 30, 2025 Stephan Lechner, Karl Erik Sandsten, Dusan Hirjak et al. 7 citations

The psychopathology of schizophrenia is a complex amalgamation of features that span across different dimensions. These dimensions range from the experience of altered time and space through self-disorders to perceptual, positive, and negative symptoms. The relationship between these different psychopathological dimensions remains unclear. Addressing this gap was the aim of our study. We...

DOI: 10.1159/000547153 (opens in new tab) Full text (opens in new tab) Phenomenology Hierarchy Psychopathology Schizophrenia spectrum disorder +1

Extension, translation and preliminary validation of the Northoff Scale for Subjective Experience in Catatonia (NSSC).

Schizophrenia Research June 1, 2023 Geva A Brandt, Stefan Fritze, Maria Krayem et al.

BACKGROUND In the last two decades, much neuroscientific research has been done on the pathomechanisms of catatonia. However, catatonic symptoms have mainly been assessed with clinical rating scales based on observer ratings. Although catatonia is often associated with strong affective reactions, the subjective domain of catatonia has simply been neglected in scientific research. METHODS The...