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CTRI Number  CTRI/2010/091/001185 [Registered on: 08/09/2010]
Last Modified On: 22/11/2019
Post Graduate Thesis  No 
Type of Trial  Interventional 
Type of Study
Modification(s)  
Process of Care Changes 
Study Design  Randomized, Parallel Group, Active Controlled Trial 
Public Title of Study
Modification(s)  
A multi-site, individually randomized, controlled translation trial of integrated and comprehensive care strategies to reduce CVD risk among 1,120 T2DM patients in South Asia. 
Scientific Title of Study
Modification(s)  
Developing and Testing Integrated, Multi-factorial Cardiovascular Disease Risk Reduction Strategies in South Asia (CARRS Translation Trial) 
Trial Acronym   
Secondary IDs if Any
Modification(s)  
Secondary ID  Identifier 
HHSN268200900026C  Other 
 
Details of Principal Investigator or overall Trial Coordinator (multi-center study)
Modification(s)  
Name  Dorairaj Prabhakaran 
Designation   
Affiliation   
Address  Centre for Chronic Disease Control Tower No. 4, C-9, Commercial Complex, (Near Bloom School) Vasant Kunj, New Delhi-110070

New Delhi
DELHI
110070
India 
Phone  011-43421900  
Fax  011-43421975  
Email  dprabhakaran@ccdcindia.org  
 
Details of Contact Person
Scientific Query

Modification(s)  
Name  Dr Nikhil Tandon 
Designation   
Affiliation  All India Institute of Medical Sciences 
Address  Centre for Chronic Disease Control Tower No. 4, C-9, Commercial Complex, (Near Bloom School) Vasant Kunj, New Delhi-110070

New Delhi
DELHI
110070
India 
Phone  011-43421900  
Fax  011-43421975  
Email  nikhil_tandon@hotmail.com  
 
Details of Contact Person
Public Query

Modification(s)  
Name  Kavita Singh 
Designation   
Affiliation   
Address  Centre for Chronic Disease Control Tower No. 4, C-9, Commercial Complex, (Near Bloom School) Vasant Kunj, New Delhi-110070

New Delhi
DELHI
110070
India 
Phone  011-43421900  
Fax  011-43421975  
Email  kavita@ccdcindia.org  
 
Source of Monetary or Material Support
Modification(s)  
National Heart Lung and Blood Institute, National Instutes of Health, USA and United Health Group 
 
Primary Sponsor
Modification(s)  
Name  National Heart Lung and Blood Institute National Institutes for Heath USA 
Address  NHLBI Health Information Center P.O. Box 30105 Bethesda, MD 20824-0105 
Type of Sponsor  Government funding agency 
 
Details of Secondary Sponsor  
Name  Address 
Ovations, United Health Group Contact Person: Richard Smith, Director of United Health Chronic Disease Initiative, London, UK email id: richardswsmith@yahoo.co.uk    
 
Countries of Recruitment
Modification(s)  
  India  
Sites of Study
Modification(s)  
No of Sites = 11  
Name of Principal Investigator  Name of Site  Site Address  Phone/Fax/Email 
Dr. Nikhil Tandon  All India Institute of Medical Sciences  Department of Endocrinology,Ansari Nagar-110029
New Delhi
DELHI 
91-11-6593237
91-11-6862663
nikhil_tandon@hotmail.com 
Dr. AG Unnikrishnan  Amrita Institute of Medical Sciences  Department of Endocrinology & Diabetes ,Ponekkara Post-682041

 
09846005343

unnikrishnanag@aims.amrita.edu 
Dr. Mala Dharmalingam  Bangalore Endocrinology & Diabetes Research Centre  #35, 5th Cross,Malleswaram Circle-560 003
Bangalore
KARNATAKA 
09845208163

mala_endo@rediffmail.com 
Dr. Bipin Kumar Sethi  CARE Hospital  Department of Endocrinology,Road No 1, Banjara Hills-500 034
Hyderabad
ANDHRA PRADESH 
09848021482

bipinkumarsethi@yahoo.co.uk 
Ankush Desai  Goa Medical College  Endocrine Division, Department of Medicine, Goa Medical College, Bambolim Goa 403202
South Goa
GOA 
9923486199

ankush_desai@rediffmail.com 
Dr. R. Guha Pradeepa  Madras Diabetes Research Foundation  No.4 Conran Smith Road ,Gopalapuram -600 086
Chennai
TAMIL NADU 
044 28359048/8261

guhapradeepa@gmail.com 
Dr. Vijay Viswanathan  MV Hospital for Diabetes & Diabetes Research Centre  No 4 West Madha Church Street ,Royapuram -600 013
Chennai
TAMIL NADU 
09840055535

dr_vijay@vsnl.com 
Dr. Rakesh Sahay  Osmania General Hospital  2nd Floor, Golden Jubilee Block,Afzalgunj -500012
Hyderabad
ANDHRA PRADESH 
09849597507

sahayrk@gmail.com 
Dr. Dorairaj Prabhakaran  Public Health Foundation of India  C1/52, Safdarjaung Development Area,Hauz Khas-110016
New Delhi
DELHI 
011 26850118
011 26850588
dprabhakaran@ccdcindia.org 
Dr. Ganapathi Bantwal  St. John's Medical College & Hospital  Sarjapur Road,Koramangala-560 034
Bangalore
KARNATAKA 
09448067318

mallyaganapathi@rediffmail.com 
Dr. Premlata Varthakavi  TNM College & BYL Nair Ch. Hospital  Topiwala National Medical College & BYL Nair Ch. Hospital, Dr. A. L. Nair Road,Dr. A. L. Nair Road, Mumbai Central-400 008
Mumbai
MAHARASHTRA 
09224480560

premavar@hotmail.com 
 
Details of Ethics Committee
Modification(s)  
No of Ethics Committees= 11  
Name of Committee  Approval Status 
Ethics Committee on Human Research, Bangalore Endocrinology & Diabetes Research Centre  Approved 
Ethics Committee, BYL Nair Ch. Hospital & T.N Medical College  Approved 
Ethics Committee, Osmania Medical College  Approved 
Institute Ethics Committee, AIIMS  Approved 
Institutional Ethical Review Board, St. Johns Medical College & Hospital  Approved 
Institutional Ethics Committee Goa Medical College  Approved 
Institutional Ethics Committee, Amrita Institute of Medical Sciences  Approved 
Institutional Ethics Committee, CARE Foundation  Approved 
Institutional Ethics Committee, Diabetes Research Centre  Approved 
Madras Diabetes Research Foundation, Institutional Ethics Committee  Approved 
PHFI, Institutional Review Board  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied
Modification(s)  
Health Type  Condition 
Patients  Cardiometabolic diseases - Type 2 diabetes mellitus , (1) ICD-10 Condition: E115||Type 2 diabetes mellitus with circulatory complications,  
 
Intervention / Comparator Agent
Modification(s)  
Type  Name  Details 
Intervention  Electronic Health Records- Decision Support Software (EHR-DSS); Non-Physician care coordinator; management guidelines  Duration-3-3.5 years 
Comparator Agent  Usual Care  Usual Care 
 
Inclusion Criteria
Modification(s)  
Age From  35.00 Year(s)
Age To  99.00 Year(s)
Gender  Both 
Details  1. Age 35 years and older
2. Confirmed diagnosis of diabetes based on documented evidence from oral glucose tolerance test or two venous fasting blood sugar levels or known diabetes patient on medication or insulin
3. Poor glycemic control (as evidenced by HbA1c greater than or equal to 8.0%) AND one or both of: dyslipidemia (LDL greater than or equal to 130 mg/dl) or systolic hypertension (SBP greater than or equal to 140 mmHg), irrespective of lipid- or BP-lowering medication use, respectively
4. Receiving diabetes care in the same clinic for at least 3 months OR even earlier if in the investigators assessment the patient is likely to follow-up regularly as required by the protocol.
5. Willingness to consent to randomization
Note- The trial has no upper age limit.
 
 
ExclusionCriteria 
Details  Individuals will be excluded from participation if any of the following are present during screening: 1. Known type 1 diabetes mellitus 2. Diabetes secondary to chronic pancreatitis 3. Pregnant OR trying to become pregnant OR of child-bearing potential and not actively practicing birth control (including natural methods) 4. Evidence of pre-existing well-controlled blood glucose, blood pressure or LDL-cholesterol (as evidenced by HbA1c < 7.0%, SBP < 130 mmHg, LDL-cholesterol < 100 mg/dl [LDL-cholesterol < 70 mg/dl with history of CVD event]) obtained from screening within a period not exceeding 28 days (4 weeks) prior to randomization 5. Documented cardiovascular event (coronary revascularization, stroke, MI, unstable angina) in past 12 months 6. Current symptomatic CHF or NYHA Class 3 or 4 effort intolerance 7. Documented non-diabetic kidney disease OR pre-existing end -stage renal disease (on renal replacement therapy [dialysis or transplant]) 8. Transaminase >3 times upper limit of normal OR active liver disease within past 2 years 9. Malignancy or life-threatening disease with death probable in 4 years 10. Any current medication (e.g. long-term steroids, protease inhibitors) that, in the opinion of the site investigator, would interfere with participant?s diabetic status and follow-up 11. Any condition or circumstance that is unrelated to diabetes progression, that in the opinion of the site investigator would interfere with the participant?s diabetic status and follow-up: including (but not limited to) other endocrinopathy [adrenal, pituitary], TB patient on treatment, psychiatric illness or cognitive impairment, alcohol or drug abuse, history of organ transplant, BMI >= 45 kg/m2 12. On an investigational drug in the last 3 months 13. Currently participating in a clinical trial 14. No fixed address or contact details 15. Plans to move in the next 3 years 16. A member of the participant?s household is currently in the trial 17. Inability or unwillingness of individual or legal guardian /representative to give written informed consent 
 
Method of Generating Random Sequence
Modification(s)  
Computer generated randomization 
Method of Concealment   Centralized 
Blinding/Masking
Modification(s)  
Open Label 
Primary Outcome
Modification(s)  
Outcome  TimePoints 
The study has one primary outcome of interest, multiple CVD risk factor control targets: at least two targets including HbA1c 7.0% and at least one of: BP 130/80 mmHg or LDL-cholesterol 100 mg/dl (LDL cholesterol 70 mg/dl for those with history of CVD event).  Baseline, 3 monthly (for intervention arm only), Annually & End of Study 
 
Secondary Outcome  
Outcome  TimePoints 
(1) Single risk factor control targets, as demonstrated by: (a) at least an absolute 10% point greater proportion of participants in the intervention group achieving good glycemic control (HbA1c < 7%); (b) at least an absolute 10% point greater proportion of participants in the intervention group achieving blood pressure control (systolic BP < 130 and diastolic BP < 80 mmHg); and (c) at least an absolute10% point greater proportion of participants in the intervention group achieving lipid control (LDL-cholesterol < 100 mg/dl; < 70 mg/dl for those with history of CVD event) (2) Quality of care measures, as demonstrated by participant and provider adherence to: (a) currently advocated CVD risk factor management guidelines (i.e. proportion of patients prescribed and/or using lipid-or BP-lowering medication, where indicated; proportion of participants smoking who have stopped; proportion of patients who were given lifestyle modification advice and/or adhering to dietary and physical activity targets) and (b) evidence-based processes of care (i.e. use of aspirin and/or RAS-modifiers; and annual eye, foot, dental and urine examinations); (c) Assessment methods: i. Participant Perspective (Self-management):Summary of Diabetes Self-Care Activities (SDSCA) ii. Provider Perspective: Electronic Health Records from DSS (Documentation by Care Coordinator and Research Officer) (3) Patient-related outcomes of: (a) Participant health-related quality of life (QoL) i. Event-related: European Quality of Life 5 Dimensions (EQ-5D) ii. General: Health Utility Index (HUI-3) (b) Treatment satisfaction i. Diabetes Treatment Satisfaction Questionnaire (DTSQ) (4) To evaluate the sustainability of the intervention using the following methods: (a) Cost-effectiveness of the intervention by assessing the incremental costs and benefits of the intervention versus standard care for the clinic facility. i. Questionnaire: Frequency/Costs of Care ii. Electronic health records of DSS; Clinical Administration System (b) Qualitative assessments of acceptability and sustainability of the intervention through interviews of a subsample of intervention participants and site physicians for quality assurance. Patients who drop out of the study will be followed up by a Research Coordinating Centre staff to explore reasons for discontinuing involvement.   Baseline, Annually & End of the Study  
 
Target Sample Size
Modification(s)  
Total Sample Size="1146"
Sample Size from India="1006" 
Final Enrollment numbers achieved (Total)= "1146"
Final Enrollment numbers achieved (India)="1146" 
Phase of Trial   N/A 
Date of First Enrollment (India)   Date Missing 
Date of Study Completion (India) 31/10/2019 
Date of First Enrollment (Global)  15/09/2010 
Date of Study Completion (Global) Date Missing 
Estimated Duration of Trial   Years="0"
Months="6"
Days="0" 
Recruitment Status of Trial (Global)
Modification(s)  
Not Applicable 
Recruitment Status of Trial (India)  Completed 
Publication Details
Modification(s)  
1. CARRS Trial Writing Group, Shah S, Singh K, Ali MK, Mohan V, Kadir MM, Unnikrishnan AG, Sahay RK, Varthakavi P, Dharmalingam M, Viswanathan V, Masood Q, Bantwal G, Khadgawat R, Desai A, Sethi BK, Shivashankar R, Ajay VS, Reddy KS, Narayan KM, Prabhakaran D, Tandon N. Improving diabetes care: multi-component cardiovascular disease risk reduction strategies for people with diabetes in South Asia--the CARRS multi-center translation trial. Diabetes Res Clin Pract. 2012 Nov;98(2):285-94. 2. Ali MK, Singh K, Kondal D, Devarajan R, Patel SA, Shivashankar R, Ajay VS, Unnikrishnan AG, Menon VU, Varthakavi PK, Viswanathan V, Dharmalingam M, Bantwal G, Sahay RK, Masood MQ, Khadgawat R, Desai A, Sethi B, Prabhakaran D, Narayan KM, Tandon N; CARRS Trial Group. Effectiveness of a Multicomponent Quality Improvement Strategy to Improve Achievement of Diabetes Care Goals: A Randomized, Controlled Trial. Ann Intern Med. 2016 Jul 12. doi: 10.7326/M15-2807.  
Individual Participant Data (IPD) Sharing Statement

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

Brief Summary
Modification(s)  
Background: Cardiovascular diseases are currently the leading cause of death globally and Asian Indians will account for between 40-60% of the global CVD burden within the next 10-15 years. Risk factor control and preventive care are effective in reducing CVD events and mortality. The greatest gains in CVD prevention have been seen when early and target-driven interventions address multiple risk factors together. However, achieving control of even individual risk factors (blood glucose, blood pressure, or blood lipid targets) is poor, globally. Quality improvement schemes, like the proposed intervention, have shown promise in high-income countries, but are untested in South Asia; a region with a population at extraordinarily high CVD risk. Objective: To test whether a clinic-based case management intervention (consisting of guidelines based treatment, care coordinator assistance and decision support software) to reduce cardiovascular disease (CVD) risk among Type 2 diabetes patients in South Asia, is more effective and sustainable compared to existing care. Trial subjects and methods: The study will involve a total of 1120 patients attending 8 established out-patient clinics in South Asia (140 patients at each clinic). Patients enrolled in the trial will be randomly assigned to either the control (existing care) or the intervention group and will be followed up for an average of 30 months. The total trial duration is about 3.5 years, from mid-August 2010 to December 31, 2013. Eligibility criteria for entry into the study include all the following: 1. Age 35 years and older 2. Confirmed diagnosis of diabetes based on documented evidence from oral glucose tolerance test or two venous fasting blood sugar levels or known diabetes patient on medication or insulin (2006 WHO criteria, 154) 3. Poor glycemic control (as evidenced by HbA1c >= 8.0%) AND one or both of: dyslipidemia (LDL 130 >= mg/dl) or systolic hypertension (SBP >= 140 mmHg), irrespective of lipid or BP lowering medication use, respectively 4. Receiving diabetes care in the same clinic for at least 6 months with at least 2 documented visits at this clinic 5. Willingness to consent to randomization 
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