Brain Imaging of Cognition Inn Schizophrenia and Depression

Trial statusRecruiting
Trial phaseNot listed
Trial typeObservational
Biological sexAll
Age18-60
SponsorThe Royal Ottawa Mental Health Centre

About this trial

Schizophrenia and depression are among the most disabling disorders in all of medicine. Cognitive deficits play a key role in patients' disability, affecting their capacity to contribute actively to society by sustaining employment or academic activity. Moreover, cognitive difficulties tend to persist even after the stabilization of other clinical symptoms. Verbal memory and emotion regulation are two important cognitive domains that are impaired in schizophrenia and depression and are associated with patients' functional outcomes. In this study, brain imaging is used to investigate the brain mechanisms underlying these cognitive deficits in these populations.

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

age 18-60 years

current Intelligence Quotient (IQ) > 70 as measured by the Wechsler Abbreviated Scale of Intelligence (WASI)

the ability to read and speak fluent English

a diagnosis of schizophrenia, schizoaffective or major depression disorder

Disqualifiers

significant neurological or other medical disorders that may produce cognitive impairment

a recent history of substance abuse or dependence (within the past 3 months)

any magnetic resonance imaging (MRI) contraindications (e.g. metallic head implant, history of seizure, pacemaker)

decisional incapacity requiring a guardian

Trial population

Individuals with an official diagnosis of: Schizophrenia, Schzioaffective or Major Depressive Disorders.

Trial design

Design model

Other

Time perspective

Cross-sectional

Treatments tested in this trial

Not listed

Trial groups

90 Participants
are grouped into 3 trial groups
Group A: Individuals with Schizophrenia or Schzioaffective Disorders
Group B: Individuals with Major Depressive Disorder
Group C: Healthy Individuals

Trial outcomes

Primary outcomes

1

Measuring brain activity using resting-state and task-based functional MRI

To better understand the mechanisms underlying cognitive problems in our populations of interest

Time frame
Final Visit (Visit 3)

Secondary outcomes

Other outcomes

Sponsors and contacts

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