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Related Experiment Videos

Double jeopardy: schizophrenia and substance use.

C D Swofford1, G Scheller-Gilkey, A H Miller

  • 1Emory University School of Medicine, Department of Psychiatry and Behavioral Sciences, Grady Memorial Hospital, Atlanta, Georgia 30335, USA.

The American Journal of Drug and Alcohol Abuse
|September 8, 2000
PubMed
Summary

Schizophrenia patients with substance use disorders experience more hospitalizations and positive symptoms. Drug users, specifically, show more negative symptoms and cognitive deficits, highlighting the need for dual diagnosis research.

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Area of Science:

  • Psychiatry
  • Clinical Psychology
  • Neuroscience

Background:

  • Substance use disorder (SUD) is common in schizophrenia, affecting nearly half of patients.
  • The interaction between schizophrenia and SUD is not fully understood.
  • Previous studies, like the ECA study, indicate high comorbidity rates.

Purpose of the Study:

  • To examine substance use patterns in schizophrenia patients.
  • To compare substance users and non-users regarding symptomatology, hospitalizations, and compliance.
  • To differentiate outcomes between alcohol and other drug users.

Main Methods:

  • Retrospective chart review of 262 schizophrenia outpatients from an inner-city mental health center.
  • Inclusion criteria: at least 10 outpatient visits within a 2-year period.

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  • Data collected on substance use history, symptoms, hospitalizations, and demographics.

    • Main Results:

    • 55% of schizophrenia patients had a history of substance use.
    • Substance users were younger, male, had more hospitalizations, and more positive symptoms.
    • Drug users showed more negative symptoms, cognitive deficits, and tardive dyskinesia compared to alcohol users or non-users.

    Conclusions:

    • Substance use significantly impacts outcomes in schizophrenia patients, particularly in high-risk urban populations.
    • Findings underscore the need for integrated treatment approaches for dual diagnosis.
    • Further research is crucial to understand and manage the complexities of comorbid schizophrenia and SUD.