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WeChat-Based Intervention for Glycemic Control in Patients With Type 2 Diabetes Mellitus: Multicenter Randomized
Chuanfen Zheng1, Xiong Dou1, Xiaotao Xiong1
1Department of Health Education, College of Preventive Medicine, Army Medical University, 30 Gaotanyan Street, Shapingba District, Chongqing, 400038, China, 86 02368771579.
JMIR Mhealth and Uhealth
|February 20, 2026
Summary
A WeChat-based health education program significantly improved glycemic control in Chinese patients with type 2 diabetes. This digital intervention demonstrated sustained benefits over two years, offering a scalable solution for managing diabetes in primary care.
Area of Science:
- Digital Health
- Public Health
- Endocrinology
Background:
- China faces a significant diabetes epidemic with suboptimal glycemic control.
- Conventional interventions have limitations in scalability and reaching vulnerable populations in primary care.
Purpose of the Study:
- To evaluate a WeChat-based health education tool for improving glycemic control in community-dwelling type 2 diabetes patients.
- To assess the efficacy of a digital health intervention compared to traditional methods.
Main Methods:
- A multicenter randomized controlled trial involving 600 adults with type 2 diabetes.
- Participants were assigned to a 12-week WeChat-based intervention or a control group receiving traditional health education.
- Primary outcomes included changes in hemoglobin A1c (HbA1c) and fasting blood glucose (FBG) at 12 weeks and 2-year follow-up.
Main Results:
- The WeChat intervention group showed significantly greater HbA1c reduction and FBG improvement compared to the control group.
- Benefits were particularly pronounced in patients with diabetes duration <10 years, lower education, and lower income.
- Improved glycemic control was sustained at the 2-year follow-up.
Conclusions:
- WeChat-based health education is effective for improving glycemic control in primary care settings for type 2 diabetes.
- The digital approach shows promise for scalable diabetes management, though further research on sustained efficacy and feasibility is needed.
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