Obesity

Glucagon‐like peptide ‐1 receptor agonists in adolescents with overweight or obesity with or without type 2 diabetes multimorbidity—a systematic review and network meta‐analysis

Diabetes Obes MetabPublished Systematic review and network meta-analysis of randomised trials

Pooled result · Weight changeResult — go to the resultMean difference −4.21 kg 95% CI −7.08 to −1.35

Authors' conclusion

The evidence suggests that GLP-1RAs reduce most weight-related outcomes in adolescents, with semaglutide being the most efficacious. There is uncertain evidence on body fat and serious AEs, probably due to fewer studies and low incidence, respectively. Larger RCTs with head-to-head comparisons, pragmatic design, adiposity-related outcomes, and economic evaluation can further guide the use and choice of GLP-1RAs.

Study context

Population
Adolescents with overweight or obesity, with or without T2D; 5 databases and registries searched until 2 March 2024
Participants
883 adolescents12 randomized controlled trials (RCTs)
Comparison
GLP-1 RAs vs placebo; GLP-1 RAs vs each other
Outcome
Weight change
Methodological detailspairwise meta-analysis, drug-wise network meta-analysis
  • Pairwise meta-analysis
  • Drug-wise network meta-analysis

Pooled result

As reported in the abstract

Mean difference

−4.21 kg

95% CI −7.08 to −1.35

GLP-1RAsvs Placebo
mean difference −4.21 kg (95% CI −7.08 to −1.35)

Further pooled results

OutcomeMean difference (kg/m²) (95% CI)
BMI−2.11 (−3.60 to −0.62)

Waist circumference and body fat percentage

Evidence very uncertain

Subgroups by coexisting T2D

Results remained consistent

Therapy duration

Longer therapy duration led to greater reduction in weight and body mass index (BMI)

Weight reduction ranking (network meta-analysis (NMA))

Semaglutide led to the greatest weight reduction, followed by exenatide, liraglutide and lixisenatide

Safety

Adverse events

Evidence on adverse events (AEs) very uncertain

Original publication

Glucagon‐like peptide ‐1 receptor agonists in adolescents with overweight or obesity with or without type 2 diabetes multimorbidity—a systematic review and network meta‐analysis. Diabetes Obes Metab. Published 23 July 2024. doi:10.1111/dom.15777

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