Essential trace metals and heavy metals in newly diagnosed schizophrenic patients and those on anti-psychotic medication
2010

Trace Metals in Schizophrenia Patients

Sample size: 55 publication Evidence: moderate

Author Information

Author(s): Arinola Ganiyu, Idonije Blessing, Akinlade Kehinde, Ihenyen Olubisi

Primary Institution: University of Ibadan

Hypothesis

Nutritional deprivation and oxidative stress may affect trace metal levels in schizophrenic patients.

Conclusion

Certain essential trace metals were found to be reduced while heavy metals were elevated in schizophrenic patients.

Supporting Evidence

  • Fe and Se levels were significantly reduced in both newly diagnosed and medicated schizophrenic patients compared to controls.
  • Pb, Cd, and Cr levels were significantly raised in newly diagnosed drug-free schizophrenic patients compared to controls.
  • Zn levels were significantly raised in medicated schizophrenic patients compared to drug-free patients or controls.

Takeaway

People with schizophrenia may have lower levels of important metals and higher levels of harmful metals in their bodies.

Methodology

Plasma levels of trace metals were analyzed using atomic absorption spectrophotometer in 35 schizophrenic patients and 20 healthy controls.

Potential Biases

Potential bias due to the selection of patients who cooperated during blood sample collection.

Limitations

Difficulty in collecting blood samples led to a low number of subjects.

Participant Demographics

Schizophrenic patients aged 18-50 years, including 20 on antipsychotic drugs and 15 newly diagnosed drug-free patients.

Statistical Information

P-Value

0.00

Statistical Significance

p<0.05

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