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CTRI Number  CTRI/2025/03/083374 [Registered on: 25/03/2025] Trial Registered Prospectively
Last Modified On: 27/01/2025
Post Graduate Thesis  No 
Type of Trial  Interventional 
Type of Study   Behavioral 
Study Design  Randomized, Parallel Group Trial 
Public Title of Study   Improving Cognitive Function in Substance Use Disorder with Indian Neurocognitive module 
Scientific Title of Study   To evaluate the effectiveness of the Indian Digital Neuro-Cognitive module as an intervention for cognitive remediation in substance use disorders: A Randomized control trial 
Trial Acronym  NIL 
Secondary IDs if Any  
Secondary ID  Identifier 
NIL  NIL 
 
Details of Principal Investigator or overall Trial Coordinator (multi-center study)  
Name  Simran Kaur 
Designation  Additional Professor 
Affiliation  All India Institute of Medical Sciences, New Delhi 
Address  Stress and Cognitive Electroimaging Lab, Department of Physiology, All India Institute of Medical Sciences, New Delhi

South
DELHI
110029
India 
Phone  09810811594  
Fax    
Email  drsimrankaur@aiims.edu  
 
Details of Contact Person
Scientific Query
 
Name  Simran Kaur 
Designation  Additional Professor 
Affiliation  All India Institute of Medical Sciences, New Delhi 
Address  Stress and Cognitive Electroimaging Lab, Department of Physiology, All India Institute of Medical Sciences, New Delhi

South
DELHI
110029
India 
Phone  09810811594  
Fax    
Email  drsimrankaur@aiims.edu  
 
Details of Contact Person
Public Query
 
Name  Simran Kaur 
Designation  Additional Professor 
Affiliation  All India Institute of Medical Sciences, New Delhi 
Address  Stress and Cognitive Electroimaging Lab, Department of Physiology, All India Institute of Medical Sciences, New Delhi

South
DELHI
110029
India 
Phone  09810811594  
Fax    
Email  drsimrankaur@aiims.edu  
 
Source of Monetary or Material Support  
Indian Council of Medical Research Ansari Nagar, New Delhi-110029 Email: po.epms@icmr.gov.in Contact us:011-26589571 
 
Primary Sponsor  
Name  ICMR 
Address  V. Ramalingaswami Bhawan, P.O. Box No. 4911 Ansari Nagar, New Delhi - 110029, India  
Type of Sponsor  Government funding agency 
 
Details of Secondary Sponsor  
Name  Address 
NIL  NIL 
 
Countries of Recruitment     India  
Sites of Study  
No of Sites = 1  
Name of Principal Investigator  Name of Site  Site Address  Phone/Fax/Email 
Dr Simran Kaur  AIIMS, New Delhi  Stress and Cognitive Electroimaging Lab, Room number 6010, Convergence block, Department of Physiology, AIIMS, New Delhi
South
DELHI 
9810811594

drsimrankaur@aiims.edu 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
AIIMS  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  (1) ICD-10 Condition: F102||Alcohol dependence, (2) ICD-10 Condition: F112||Opioid dependence,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Comparator Agent  Control arm  control arm shall be assessed at the base line and then at 2 weeks (/- 3 days), 4 weeks (/- 7 days) and 12 weeks (/- 7 days) . These subjects shall continue to receive the treatment as usual as decided by the clinical team. 
Intervention  Indian digital neurocognitive module  Subjects shall be included in the randomized controlled trial and shall be allocated to either the intervention or the waitlist control arm using a random number table. Those in the intervention arm shall be assessed at the baseline using the study questionnaires and instruments. 1. Cognitive function tests 2. Validated cognitive battery (CANTAB) 3. Quantitative EEG based approach 1. Cognitive function tests : Attention: Posner’s task,Working memory: Sternberg working memory task, Visual approach/ avoidance task, Emotional interference task. CANTAB shall serve as a positive comparator for the tests designed by the project team. The data from the healthy subjects shall be the negative control. For each of domain, subject score and reaction time will be ascertained and compared with the standard score and percentile ranks (as per the available normative data) The content of the module shall be offered on a predetermined time schedule in the SUD patients. The intervention will be administered in two parts for 12 weeks: 1. Cognitive enhancement: • Location: It will be done at the NDDTC, Ghaziabad • Format: Digital app based supervised by a psychologist. • Frequency: 2 times a week. • Duration: 1 hour 2. Consolidation: • Location: Home based • Format: Digital app based, supervised virtually • Frequency: 4 times a week. • Duration: 1 hour Cognitive training structure: Sequential administration: Firstly, lower order cognitive domain like attention will be administered. Followed by working memory. Subsequently higher order cognitive skills like interference will be introduced in the form of visual avoidance tasks and emotional interference tasks. Hierarchical administration: Administration will be with increasing level of load i.e. through 3 levels (easy, moderate and difficult) Control: The patients with substance use disorders (alcohol, cannabis, inhalant, opioids, tobacco) seeking treatment at NDDTC shall be used as a waitlist control. This shall be offered in addition to the treatment as usual as per the decisions of the treatment team. The subjects shall be assessed at the end of 2 weeks (/- 3 days), 4 weeks (/- 7 days) and 12 weeks (/- 7 days) using the study instruments and investigations to document the change in the cognitive functions. Those allocated to the control arm shall be assessed at the base line and then at 2 weeks (/- 3 days), 4 weeks (/- 7 days) and 12 weeks (/- 7 days) . These subjects shall continue to receive the treatment as usual as decided by the clinical team.  
 
Inclusion Criteria  
Age From  18.00 Year(s)
Age To  60.00 Year(s)
Gender  Both 
Details  a) Patients with SUD (alcohol, cannabis, inhalant, opioids, tobacco) seeking treatment at NDDTC, AIIMS, New Delhi
b) Aged 18 years or more
c) Willing to provide written informed consent
 
 
ExclusionCriteria 
Details  a) Patients refusing to provide written informed consent

b) Patients having active withdrawal symptoms

c)Patients with any other neuropsychiatric/ neurodegenerative disorder
 
 
Method of Generating Random Sequence   Computer generated randomization 
Method of Concealment   An Open list of random numbers 
Blinding/Masking   Open Label 
Primary Outcome  
Outcome  TimePoints 
At the end of the study the data on feasibility and effectiveness of the neuro- cognitive module for assessment and rehabilitation of the patients with substance use disorders shall be generated.  2 weeks, 4 weeks, 12 weeks  
 
Secondary Outcome  
Outcome  TimePoints 
To develop biomarker based on multivariate feature selection of neurocognitive scores analysis in SUDs for cognitive remediation   baseline, 12 weeks 
 
Target Sample Size   Total Sample Size="75"
Sample Size from India="75" 
Final Enrollment numbers achieved (Total)= "Applicable only for Completed/Terminated trials"
Final Enrollment numbers achieved (India)="Applicable only for Completed/Terminated trials" 
Phase of Trial   Phase 3 
Date of First Enrollment (India)   02/03/2026 
Date of Study Completion (India) Applicable only for Completed/Terminated trials 
Date of First Enrollment (Global)  Date Missing 
Date of Study Completion (Global) Applicable only for Completed/Terminated trials 
Estimated Duration of Trial   Years="4"
Months="0"
Days="0" 
Recruitment Status of Trial (Global)   Not Applicable 
Recruitment Status of Trial (India)  Not Yet Recruiting 
Publication Details   N/A 
Individual Participant Data (IPD) Sharing Statement

Will individual participant data (IPD) be shared publicly (including data dictionaries)?  

Response - YES
  1. What data in particular will be shared?
    Response - Individual participant data that underlie the results reported in this article, after de-identification (text, tables, figures, and appendices).

  2. What additional supporting information will be shared?
    Response -  Study Protocol
    Response -  Statistical Analysis Plan

  3. Who will be able to view these files?
    Response - Researchers who provide a methodologically sound proposal.

  4. For what types of analyses will this data be available?
    Response - To achieve aims in the approved proposal.

  5. By what mechanism will data be made available?
    Response - Proposals should be directed to [drsimrankaur@aiims.edu].

  6. For how long will this data be available start date provided 30-01-2030 and end date provided 31-12-2032?
    Response - Beginning 3 months and ending 5 years following article publication.

  7. Any URL or additional information regarding plan/policy for sharing IPD? 
    Additional Information - nil
Brief Summary   Substance use disorders (SUD) are a significant public health problem, responsible for 5.5% Disability Adjusted Life Year globally. In India the burden due to the neuropsychiatric disorders has been estimated to be 6·2% of all DALYs. SUD impact various dimensions of health and wellbeing, including cognitive deficits. Various SUDs well documented to lead to deficits in various domains including attention and concentration, working memory, reaction time, executive functioning among others. The prevalence of deficits has been found to range from 30-80% in the published literature, and we found that 40-79% among alcohol and opioid use disorders exhibited cognitive deficits in working memory in our study. These cognitive deficits are detrimental, which can increase the risk of relapses, hence worsening the outcome. Also, the presence of these cognitive deficits interferes with day-to-day functioning and the rehabilitation process. Hence it is imperative to offer interventions that are targeted for cognitive remediation. Over the year effective treatment options have been developed for different use disorders. These include both pharmacological and non-pharmacological interventions. However, these interventions are aimed at motivation enhancement, withdrawal management of craving and relapse prevention. None of these interventions are targeted addressing the underlying neurocognitive deficits. Further, the existing and ongoing intervention research in the country have not focused on addressing the cognitive deficits among patients of SUDs. In fact, there are no Indian interventions areavailable for this purpose that have developed and tested for efficacy. This is a major limitation of the existing management the patients with SUD. Thus, there is an unmet need to develop a neurocognitive module which is culturally sensitive and relevant to Indian population, matching the socio-educational background. This Indian digital Neurocognitive module will ensure effectivity and applicability to the Indian populations delivered using mobile based user interface. Subsequently, after the development, the module shall be validated objectively using cognitive assessment and underlying neural mechanisms using EEG cortical source analysis. This shall be done using noninvasive, high density 128 channel Quantitative EEG, ensuring the capture of neural changes during baseline and after the neurocognitive intervention. Using multivariate machine learning algorithms, relevant features will be extracted from high-density EEG and neurocognitive datasets. Subsequently, a composite biomarker will be constructed that reflects cognitive deficits and cognitive remediation 
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