Primary care-led weight management for remission of type 2 diabetes (DiRECT): an open-label, cluster-randomised trial.
Michael Ej Lean, Wilma S Leslie, Alison C Barnes...
https://pubmed.ncbi.nlm.nih.gov/29221645/Actively Recruiting
Led by Chulalongkorn University · Updated on 2026-08-06
54
Participants Needed
1
Research Sites
13 weeks
Total Duration
Researchers are evaluating whether a low-calorie diet combined with an intensive lifestyle program using Integrated Personalized Diabetes Management iPDM can achieve diabetes remission more effectively than standard care in adults with overweight and type 2 diabetes mellitus. The study also aims to assess improvements in metabolic health, quality of life, and cost-effectiveness associated with the intervention. Participants will be randomly assigned to either an intervention group or a standard care group. The intervention group follows a low-calorie diet with two meal replacements per day up to 1,200 kcalday during a 3-month intensive phase, alongside personalized exercise programs, continuous glucose monitoring CGM, and telemedicine lifestyle counseling every two weeks. This is followed by a 3-month maintenance phase with behavioral reinforcement every four weeks and a meal plan of up to 1,500 kcalday. The standard care group receives routine diabetes care and education visits at baseline, 3 months, and 6 months. During the 6-month study, participants attend regular assessments including physical exams, body composition analysis, laboratory tests such as HbA1c, fasting glucose, lipid profile, and questionnaires on quality of life and mental health. The intervention group uses CGM devices with data reviewed biweekly. Researchers measure diabetes remission based on HbA1c levels without medication, metabolic changes, and patient-reported outcomes. Monthly telehealth visits monitor progress during the maintenance phase, and the study concludes with a final comprehensive assessment at 6 months.
CONDITIONS
Effectiveness of a Low-Calorie Diet Combined With Intensive Lifestyle Intervention Using Integrated Personalized Diabetes Management for Achieving Diabetes Remission in Patients With Type 2 Diabetes Mellitus
P
Primploy Greeviroj, M.D., M.S.c.
N
Nuttapatch Kaoean, M.D.
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Chulalongkorn University
Lead Sponsor
Ratchadapiseksompotch Fund
Collaborating Sponsor
You may qualify if you...
You will not qualify if you...
Duration - 2 to 4 weeks
Participants are screened for eligibility to participate in the trial.
1 visit for baseline assessment
Duration - 3 months
Participants in the intervention group follow a low-calorie diet with two meal replacements per day (up to 1,200 kcal/day), personalized exercise, continuous glucose monitoring, and biweekly telemedicine counseling. The standard care group receives routine diabetes care and education.
Biweekly telemedicine visits for intervention group; routine clinical visits for standard care group
Duration - 3 months
Participants continue lifestyle changes with behavioral reinforcement sessions every 4 weeks and follow a meal plan up to 1,500 kcal/day. Body weight is monitored monthly via telehealth. Standard care group continues routine follow-up.
Monthly telehealth visits for intervention group; routine clinical visits for standard care group
Duration - At 6 months
Participants complete final physical exams, laboratory tests, body composition analysis, and questionnaires to evaluate diabetes remission and metabolic outcomes.
1 final in-person visit
Study Type
INTERVENTIONAL
Masking
NONE
Allocation
RANDOMIZED
Model
PARALLEL
Primary Purpose
TREATMENT
Number of Arms
2
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https://pubmed.ncbi.nlm.nih.gov/32327884/Chulalongkorn University
Lead Sponsor
Ratchadapiseksompotch Fund
Collaborating Sponsor