Dose-Response Relationship of Glucagon-like Peptide-1 Receptor Agonists on HbA1c and Body Weight in Type 2 Diabetes Mellitus: A Systematic Review and Network Meta-Analysis
Qian-Qin Chen MD , Yong Yang PhD , Jian-Ya Xu MD , Junyu Wang PhD , Tuan-Yu Fang MD , Yuan Yuan MD , Chengji Wang PhD , Li Zhang PhD
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引用次数: 0
Abstract
Objective
To explore the dose-response relationship of GLP-1 RAs in reducing glycated hemoglobin (HbA1c), body weight, and incidence of adverse events among type 2 diabetes mellitus (T2DM) patients.
Methods
This systematic review and network meta-analysis followed the PRISMA guidelines. We conducted a systematic search of PubMed, Medline, Embase, Cochrane Central Register of Controlled Trials, and Web of Science for articles published up to October 20, 2024. Selected studies were randomized controlled trials focusing on adult T2DM patients treated with GLP-1 RAs. Primary outcomes included changes in HbA1c, body weight, and incidence of adverse events. Data extraction was performed by 2 independent researchers. Model-Based Network Meta-Analysis employing a random-effects Bayesian approach was used to synthesize the data.
Results
The analysis included 62 trials with 17 140 participants. The study revealed a nonlinear dose-response relationship for various GLP-1 RAs, indicating significant reductions in HbA1c and body weight. Tirzepatide (10 mg/wk) was found to be particularly effective, reducing HbA1c by −1.76% (95% credible intervals: −2.10 to −1.41) and body weight by −8.63 kg (95% credible intervals: −9.84 to −7.39) without a significant increase in adverse events, highlighting its optimal balance between efficacy and safety. Other GLP-1 RAs also showed significant efficacy, underscoring the overall benefits of this class of medications in managing T2DM.
Conclusion
Our findings indicate a nonlinear dose-response relationship for GLP-1 RAs in managing T2DM. Tirzepatide at a dose of 10 mg/wk is identified as an optimal clinical dose offering a balance between efficacy and safety, contributing to refining T2DM management strategies and potentially enhancing patient outcomes.
期刊介绍:
Endocrine Practice (ISSN: 1530-891X), a peer-reviewed journal published twelve times a year, is the official journal of the American Association of Clinical Endocrinologists (AACE). The primary mission of Endocrine Practice is to enhance the health care of patients with endocrine diseases through continuing education of practicing endocrinologists.