Insight and Cognitive Function in Psychosis
Author Information
Author(s): Cuesta Manuel J, Peralta Victor, Zarzuela Amalia, Zandio Maria
Primary Institution: Psychiatric Unit of 'Virgen del Camino' Hospital
Hypothesis
Lack of insight is not determined by a neuropsychological disturbance.
Conclusion
These results suggest that lack of insight dimensions and cognitive functioning may be unrelated phenomena in psychosis.
Supporting Evidence
- Insight dimensions and cognitive performance were not found to be significantly associated at cross-sectional and longitudinal assessments.
- Baseline cognitive performance did not explain changes in insight dimensions at follow-up.
- Similar results were found in the subset of patients with schizophrenia.
Takeaway
The study looked at whether understanding one's mental illness is linked to thinking skills in people with psychosis, and found they might not be connected.
Methodology
The study used a longitudinal design with assessments at two time points, measuring insight and cognitive performance in patients with psychosis.
Potential Biases
Attrition bias was noted, with differences in educational background between patients who completed the study and those who dropped out.
Limitations
Sample attrition at follow-up may have increased the possibility of a Type II error.
Participant Demographics
Participants included 75 inpatients with schizophrenia, affective disorder with psychotic symptoms, or schizoaffective disorder.
Statistical Information
P-Value
p ≤ 0.01
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
Want to read the original?
Access the complete publication on the publisher's website