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Peer-Reviewed Publication
PNAS Nexus2026;5(6):pgag171.June 1, 2026Journal Article

Weight-loss dynamics with tirzepatide versus semaglutide.

A J Venkatakrishnan1, Karthik Murugadoss1, Venky Soundararajan1
1Metabolism Agentic Intelligence Atlas (MAIA), nference, 1 Main Street, East Arcade Building, Cambridge, MA 02142, USA.

Abstract

Glucagon-like peptide-1 receptor agonists (GLP-1RAs) are widely used for obesity and type 2 diabetes, yet substantial variability in weight-loss response remains poorly understood. We conducted a retrospective cohort study using de-identified electronic health records and performed 1:1 propensity matching on age, sex, type 2 diabetes status, baseline BMI and weight, index year, and follow-up durat…

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