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Understanding the Neural Process of Memory and the Ability to Discriminate Between Self and Non-self Aspects in Schizophrenia

Neurobiological Correlates of Self-Other Discrimination and Declarative Memory in Schizophrenia - NIL

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
CTRI
Registry ID
CTRI/2025/11/097930
Enrollment
20
Registered
2025-11-24
Start date
Unknown
Completion date
Unknown
Last updated
2025-12-08

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Health Condition 1: F20- Schizophrenia

Interventions

Intervention1: Nil: Nil Intervention2: Schizophrenia: NA Intervention3: Nil: Nil Intervention4: Nil: Nil Intervention5: Transcranial Alternating Current Stimulation (tACS): Theta tACS(6 Hz) will be ad

Sponsors

National Institute of Mental Health and Neuro Sciences NIMHANS
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: FOR PATIENTS WITH SCHIZOPHRENIA: Diagnosis of Schizophrenia as per the International Classification of Diseases, 11th Revision Age 18 to 45 years Any sex Capacity to consent for research studies as per the assessment using the University of California, San Diego Brief Assessment of Capacity to Consent Written Informed consent Education level should be at least 10th standard Scale for the Assessment of Positive Symptoms Global Delusional and or Hallucinations scores between 2 to 4 FOR HEALTHY VOLUNTEERS: Age Range: 18-45 years Any sex Written Informed Consent Education level should be at least 10th standard Please note all the diagnoses made will be according to the International Classification of Diseases, 11th Revision and NOT the International Classification of Diseases, 10th Revision.

Exclusion criteria

Exclusion criteria: FOR PATIENTS WITH SCHIZOPHRENIA: Psychiatric emergency necessitating electroconvulsive therapy Suicidal risk or any psychiatric emergency Pregnancy or Post-Partum Substance use disorder in last six months except caffeine or nicotine Hindi Mental status examination score less than 24 Co-morbid neurological or medical disease that can affect the brain structure or function Clinically significant ophthalmological conditions Any Contraindication for Magnetic Resonance Imaging Any Contraindication for tACS FOR HEALTHY VOLUNTEERS: Diagnosis of a psychiatric disorder Pregnancy or Post-Partum Current psychoactive substance dependence, except caffeine and nicotine Co-morbid neurological/medical diseases that can affect the brain structure/function Hindi mental status examination score less than 24 Clinically significant ophthalmological conditions Any contraindication for Magnetic Resonance Imaging Any contraindication for tACS Please note all the diagnoses made will be according to the International Classification of Diseases, 11th Revision and NOT the International Classification of Diseases, 10th Revision.

Design outcomes

Primary

MeasureTime frame
tACS induced differential changes in the recognition score and evoked electrophysiological responses in the self-referential memory task between patients with schizophrenia and healthy controlsTimepoint: Baseline & After tACS (True or Sham)

Secondary

MeasureTime frame
NILTimepoint: NIL

Countries

India

Contacts

Public ContactDr G Venkatasubramanian

National institute of Mental Health and Neuro Sciences (NIMHANS)

venkat.nimhans@gmail.com08026995256

Outcome results

None listed

Source: CTRI (via WHO ICTRP) · Data processed: Feb 4, 2026