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[Processing of contextual syntactic information in a decision making task in schizophrenic subjects]
C Besche1, C Passerieux, J Segui
1Equipe de Recherche sur la Pratique Clinique, Université de Paris 8, Saint-Denis, France.
Canadian Journal of Psychiatry. Revue Canadienne De Psychiatrie
|November 1, 1996
Summary
Schizophrenic subjects, including those with thought disorder, process syntactic information similarly to controls. This study refutes generalized context processing difficulties in schizophrenia.
Area of Science:
- Cognitive Neuroscience
- Psycholinguistics
- Clinical Psychology
Context:
- Schizophrenia is often associated with cognitive deficits, particularly in information processing.
- Previous research suggests semantic processing anomalies in schizophrenic patients.
- The role of syntactic processing in schizophrenia remains less understood, especially concerning thought disorder.
Purpose:
- To investigate syntactic information processing in individuals with schizophrenia, including those with thought disorder (TFP+).
- To utilize a double-decision lexical task to assess the recognition of grammatical errors in French words.
- To test the hypothesis that syntactic processing is preserved in schizophrenia, irrespective of thought disorder.
Summary:
- All participants (schizophrenic and control) were impaired in word recognition when presented with grammatical errors, confirming the hypothesis.
- Schizophrenic subjects, including TFP+, demonstrated intact syntactic error detection.
- Results indicate that syntactic processing is not globally impaired in schizophrenia.
Impact:
- Challenges the notion of generalized context processing deficits in schizophrenia.
- Suggests that difficulties observed in semantic processing may not extend to syntactic processing.
- Provides evidence for preserved automatic syntactic processing in schizophrenia, differentiating it from semantic deficits.