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CTRI Number  CTRI/2024/03/064153 [Registered on: 14/03/2024] Trial Registered Prospectively
Last Modified On: 27/02/2024
Post Graduate Thesis  No 
Type of Trial  Interventional 
Type of Study   Preventive
Behavioral 
Study Design  Cluster Randomized Trial 
Public Title of Study   Does forming patients with diabetes into peer support groups improve their adoption of life style changes and does mobile based messaging enhance this effect?  
Scientific Title of Study   Peer support and mHealth intervention to promote diabetes self-management in a rural community in Tamil Nadu, India - a cluster randomized controlled 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  Sudharshini Subramaniam 
Designation  Medical and Public Health Consultant 
Affiliation  Rural Womens Social Education Centre 
Address  Department of Medicine and Public Health 61, Karumarapakkam Village, Tirukazhukundram, Chengalpet 603109

Kancheepuram
TAMIL NADU
603109
India 
Phone  9791736334  
Fax    
Email  sudharshini.subramaniam90@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  Sudharshini Subramaniam 
Designation  Medical and Public Health Consultant 
Affiliation  Rural Womens Social Education Centre 
Address  Department of Medicine and Public Health, 61, Karumarapakkam Village, Tirukazhukundram, Chengalpet 603109

Kancheepuram
TAMIL NADU
603109
India 
Phone  9791736334  
Fax    
Email  sudharshini.subramaniam90@gmail.com  
 
Details of Contact Person
Public Query
 
Name  Sudharshini Subramaniam 
Designation  Medical and Public Health Consultant 
Affiliation  Rural Womens Social Education Centre 
Address  Department of Medicine and Public Health, 61, Karumarapakkam Village, Tirukazhukundram, Chengalpet 603109

Kancheepuram
TAMIL NADU
603109
India 
Phone  9791736334  
Fax    
Email  sudharshini.subramaniam90@gmail.com  
 
Source of Monetary or Material Support  
Azim Premji University Health Research Funding Programme 2023 
 
Primary Sponsor  
Name  Azim Premji University Health Research Funding Programme 2023 
Address  Azim Premji University, Survey No 66, Burugunte Village, Bikkanahalli Main Road, Sarjapura, Bengaluru 562125 
Type of Sponsor  Research institution 
 
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 Balasubramanian Palanisamy  Rural Womens Social Education Centre  Department of Medicine and Public Health, 61, Karumarapakkam Village, Tirukazhukundram, Chengalpet 603109
Kancheepuram
TAMIL NADU 
9443120751

researchbalu@gmail.com 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
Rural Womens Social Education Centre (RUWSEC) Ethics Committee  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  (1) ICD-10 Condition: E118||Type 2 diabetes mellitus with unspecified complications,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Comparator Agent  mHealth alone  For the clusters assigned to control group the mHealth messages will be shared one message per month for 2 years. They will receive the pamphlets. They will also receive their routine diabetes care.  
Intervention  Peer Support and mHealth  A peer support group is a group of patients with diabetes belonging to the same gender, and preferably the same social strata in terms of class and caste. We will also select a peer support group leader who is the most influential and articulate member of that group. We will conduct peer support group meetings and provide mHealth messaging in the intervention clusters. These peer support groups will meet once every month for the entire intervention period of 2 years. Each meeting will last from 60-90 minutes. The first 15-20 minutes will be spent in introduction and sharing of the educational material on one of the themes of diabetes self management. During this support intervention the participants will be encouraged to share their experiences of managing diabetes, the concerns they have regarding their diabetes, the doubts they have, and other members will be encouraged to provide support in various forms including physical, emotional, psychological and informational support. In addition, the peer support leader will also serve as the bridge between the persons with diabetes and the base hospital diabetes clinic to facilitate medical care. In addition to this, every month on a fixed day of the month, an audio message and a video message on any one self-management behavior will be shared through mobile phone to all the support group members. These audio and video content will be prepared, peer reviewed, pilot tested and revised based on these inputs before dissemination. They will also be provided printed pamphlets covering the same messages. The same content will also be discussed during the first 15 minutes of the peer support group meeting. There will be one behaviour discussed per month in the first year of the study. During the second year, the same messages will be reinforced. The patients in the peer support groups will receive the routine diabetes care that they receive from either the public health system, from private health facilities or from the voluntary health organization. The interventions are at the cluster level.  
 
Inclusion Criteria  
Age From  18.00 Year(s)
Age To  80.00 Year(s)
Gender  Both 
Details  All adult residents of the intervention and control clusters with a confirmed diagnosis of type 2 diabetes and one treatment either by life style modifications alone, by tablets or by insulin are eligible to participate in the study.  
 
ExclusionCriteria 
Details  Patients with disabilities or disease conditions that greatly limit their independent diabetes self management behaviours such as severely disabling stroke, dementia, movement disorders, congestive heart failure, chronic kidney disease or cancer will be excluded from the study. Persons with mental disabilities or disabilities in communication (visual, auditory) who cannot actively participate in peer support intervention and consume the mHealth messages will also be excluded from the study. Though mobile phones with an android application are ubiquitous nowadays, only those members who themselves or through one of their immediate household members have access to an android mobile phone will be eligible to participate in the study.  
 
Method of Generating Random Sequence   Stratified block randomization 
Method of Concealment   Sequentially numbered, sealed, opaque envelopes 
Blinding/Masking   Open Label 
Primary Outcome  
Outcome  TimePoints 
The primary outcome will be adoption of self management behaviours at the individual level. The Summary Diabetes Self Care Activities Scale (SDSCA) will be used to assess the levels of self management behaviours.   This will be monitored closely once every 3 months during the intervention period to see the patterns of adoption of the self management behaviours in intervention and control clusters.  
 
Secondary Outcome  
Outcome  TimePoints 
The secondary outcomes include, glycemic control as measured by glycosylated haemoglobin level every 6 months, weight as measured every 6 months and blood pressure as measured every 3 months. The level of diabetes related distress will be measured using the Diabetes Distress Scale (DDS) once every 3 months.(11) Health care related costs will also be measured among members of the intervention and control clusters and compared. The outcome measures will be done at the individual level.  HbA1c, health care expenditure and weight every 6 months, Diabetes distress every 3 months 
 
Target Sample Size   Total Sample Size="534"
Sample Size from India="534" 
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/ Phase 4 
Date of First Enrollment (India)   01/05/2024 
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="2"
Months="0"
Days="0" 
Recruitment Status of Trial (Global)   Not Yet Recruiting 
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 - All of the individual participant data collected during the trial, after de-identification.

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

  3. Who will be able to view these files?
    Response - Anyone

  4. For what types of analyses will this data be available?
    Response - Any purpose.

  5. By what mechanism will data be made available?
    Response - Proposals should be directed to [sudharshini.subramaniam90@gmail.com].

  6. For how long will this data be available start date provided 16-02-2026 and end date provided 16-02-2030?
    Response - Beginning 9 months and ending 36 months following article publication.

  7. Any URL or additional information regarding plan/policy for sharing IPD? 
    Additional Information - NIL
Brief Summary   Background: Type 2 diabetes is rapidly increasing in low and middle income countries due to fast changing life styles. In India the public health program for type 2 diabetes largely emphasizes on screening, diagnosis and treatment including medications. There is very little emphasis on promoting diabetes self management behaviours. We have designed this study with an aim to assess the effectiveness of a diabetes peer support intervention along with mHealth messaging in adoption and maintenance of diabetes self management behaviours among persons with type 2 diabetes living in a rural area in Tamil Nadu, India. Methods: We propose to conduct a cluster randomized controlled trial in 25 project villages of the voluntary health organization where this study is based in Tamil Nadu, India. A cluster is a group of 10-12 persons with type 2 diabetes living in these villages. A total of 48 clusters will be randomly assigned in a 1:1 ratio to an intervention arm comprising of peer support group formation and monthly meetings in addition to mHealth messaging on diabetes self management behaviours or a control arm receiving the mHealth messaging alone. The clusters will be followed up periodically over a 2 year period to study the primary outcome of adoption and maintenance of diabetes self management behaviours, and secondary outcomes of glycemic control, weight loss, blood pressure control, diabetes related distress and health care related costs. In addition, the experiences of the peer support group members, feasibility, scalability, sustainability and acceptability of the peer support groups will be studied using qualitative methods. Individual level analysis of the primary and secondary outcome variables will be done using generalized linear model with generalized estimating equations to estimate the model coefficients. Discussion: We expect to find a significant impact of the peer support intervention in addition to mHealth messaging on adoption and maintenance of diabetes self management behaviours. Based on our findings we will propose policy interventions to scale up diabetes peer support programs throughout the state as a component of the public health diabetes control program.  
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