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A Study of Memory, Thinking, and Aging in People with Schizophrenia Receiving and Not Receiving Treatment in India and Nigeria

Aging and Cognition in Untreated versus Treated Mid-to-Late Course Schizophrenia in India and Nigeria - ACTIONS

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
CTRI
Registry ID
CTRI/2026/07/113349
Enrollment
900
Registered
2026-07-03
Start date
Unknown
Completion date
Unknown
Last updated
2026-08-03

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

Conditions

Health Condition 1: G- Mental Health

Interventions

Intervention1: Nil: Nil Control Intervention1: Nil: Nil

Sponsors

NIH,USA
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: General inclusion criteria for Treated, Untreaded individuals with schizophrenia and Healthy controls Capacity to provide consent and written informed consent.Speak the local Language (Tamil and Yoruba) Untreated Individuals with Schizophrenia must not received lifetime AP treatment of greater than 30 days total, with any AP treatment occurring less than 15 days continuously, with no prior psychiatric hospitalization or use of long term AP injectable, as per informant and family report.AP treatment must have occurred greater than 4 weeks prior to cognitive assessment.Those who used or use only traditional medicine or other, non AP psychopharmacological like antidepressants will be included.Treated individuals with schizophrenia must be currently receiving regular AP treatment for more days than not over the 30 days prior to cognitive assessment per informant and family report.Those who have received regular treatment over the total duration of illness. Healthy controls must have no lifetime psychotic diagnosis per the Screening Schedule for Psychosis Those who have no family history of Axis I psychiatric disorders, as this has been linked with accelerated aging Those who have not received any lifetime AP treatment

Exclusion criteria

Exclusion criteria: Other psychotic diagnoses such as schizophreniform disorder, psychosis NOS, and mood disorders with psychotic features are excluded as these reflect more transient psychotic states Too psychotic to complete the cognitive assessment (PANSS items for delusions, hallucinations, or conceptual disorganization=7) Substance or medically induced psychosis per diagnostic interview Head injury History of Epilepsy

Design outcomes

Primary

MeasureTime frame
Executive Functioning and Pheno age clockTimepoint: Baseline and at the end of 2 years

Secondary

MeasureTime frame
Cognitive battery composite (i.e. global cognition); separate cognitive battery domains (e.g. processing speed, attention/vigilance etc)Timepoint: Baseline and at the end of 2 years

Countries

India, Nigeria

Contacts

Public ContactDr R Thara

Schizophrenia Research Foundation (India)

thara@scarfindia.org04426151073

Outcome results

None listed

Source: CTRI (via WHO ICTRP) · Data processed: Aug 10, 2026