Glucagon-Like Peptide-1 Receptor Agonists and Incident Major Adverse Liver Outcomes in People With Type 2 Diabetes

Gregor A Maier1, Ramon A Hofmann1, Michael Roden2,3,4

  • 1Institute for Biometrics and Epidemiology, German Diabetes Center, Leibniz Center for Diabetes Research at Heinrich Heine University, Düsseldorf, Germany.

Abstract

Insights

Glucagon-like peptide-1 receptor agonists (GLP-1 RAs) may reduce major adverse liver outcomes (MALO) and cirrhosis in patients with metabolic dysfunction-associated steatotic liver disease (MASLD) and type 2 diabetes compared to SGLT-2 inhibitors.

Area of Science:

  • Hepatology and Endocrinology
  • Pharmacological Interventions for Metabolic Diseases

Background:

  • Metabolic dysfunction-associated steatotic liver disease (MASLD) treatment options are limited.
  • Glucagon-like peptide-1 receptor agonists (GLP-1 RAs) and sodium-glucose cotransporter-2 (SGLT-2) inhibitors improve cardiovascular health.
  • Comparative effectiveness of GLP-1 RAs versus SGLT-2 inhibitors on liver outcomes in MASLD is not well-established.

Purpose of the Study:

  • To compare the effectiveness of GLP-1 RAs against SGLT-2 inhibitors.
  • To evaluate the impact on major adverse liver outcomes (MALO), liver cirrhosis, and all-cause mortality.
  • To assess outcomes in patients with MASLD and type 2 diabetes.

Main Methods:

  • Utilized German claims data (2005-2024) for an active comparator, new-user cohort study.
  • Included 45,256 patients with MASLD and type 2 diabetes, comparing 9,993 GLP-1 RA users to 35,263 SGLT-2 inhibitor users.
  • Employed weighted Cox proportional hazard models to estimate hazard ratios (HR) for MALO, liver cirrhosis, and mortality.

Main Results:

  • GLP-1 RA users showed a trend towards lower hazard of MALO (HR 0.91) compared to SGLT-2 inhibitor users over median 4.3 years.
  • On-treatment analysis suggested a stronger association with reduced MALO (HR 0.78).
  • GLP-1 RAs were associated with lower hazards for liver cirrhosis (HR 0.88), decompensation events (HR 0.91), and hepatocellular carcinoma (HCC) (HR 0.76), but not all-cause mortality (HR 1.04).

Conclusions:

  • GLP-1 RAs demonstrated a potential therapeutic advantage for liver-specific outcomes in patients with MASLD and type 2 diabetes.
  • A lower hazard for incident MALO and liver cirrhosis was observed with GLP-1 RAs compared to SGLT-2 inhibitors.
  • Further research may elucidate the role of GLP-1 RAs in managing liver disease progression in this patient population.

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