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Morphometry in schizophrenia revisited: height and its relationship to pre-morbid function
1Department of Psychiatry, University of Iowa Hospitals and Clinics, University of Iowa College of Medicine, Iowa City 52242, USA.
Psychological Medicine
|June 17, 1998
Summary
Schizophrenia patients exhibit significantly shorter stature, indicating a global developmental deficit. This reduced height correlates with poorer pre-morbid psychosocial and cognitive functioning in individuals with schizophrenia.
Area of Science:
- Neuroscience
- Developmental Biology
- Psychiatry
Background:
- Morphometry, the study of form, has historical links to understanding schizophrenia.
- Aberrant neurodevelopment is increasingly implicated in schizophrenia pathophysiology.
- This study investigates if physical development, like brain development, is affected in schizophrenia.
Purpose of the Study:
- To assess global developmental deficits in schizophrenia.
- To examine the relationship between physical stature and pre-morbid function in schizophrenia.
- To explore the manifestation of abnormal development in schizophrenia patients.
Main Methods:
- Compared height in a large cohort of male schizophrenics (N=226) and healthy male controls (N=142).
- Analyzed individuals in the lowest and highest quartiles of height for differences in pre-morbid function.
- Utilized pre-morbid adjustment scales and school performance measures.
Main Results:
- Schizophrenia patients were significantly shorter (mean 177.1 cm) than controls (mean 179.4 cm).
- The shortest quartile of patients showed significantly poorer psychosocial adjustment and cognitive function.
- Height correlated significantly with pre-morbid function across the entire patient sample.
Conclusions:
- Abnormal development, manifesting as reduced stature, is a key feature in schizophrenia pathophysiology.
- This global deficit impacts physical growth, social skills, and cognitive abilities.
- Findings support a broader developmental etiology for schizophrenia.