Obesity

Long-term liver outcomes after metabolic surgery in compensated cirrhosis due to metabolic dysfunction-associated steatohepatitis

Nat MedPublished Observational cohort study

Main finding · MALO cumulative incidenceResult — go to the resultAdjusted hazard ratio 0.28 95% CI 0.12–0.64

Authors' conclusion

Among patients with compensated MASH-related cirrhosis and obesity, metabolic surgery, compared with nonsurgical management, was associated with a significantly lower risk of incident MALO.

Study context

Population
Patients with obesity and compensated histologically proven MASH-related cirrhosismean follow-up 10.0 ± 4.5 years
Participants
62 vs 106
Exposure
Metabolic surgery vs nonsurgical treatment
  • Metabolic surgeryn = 62
  • Nonsurgical controlsn = 106reference
Outcome
Time to incident major adverse liver outcomes (MALO)
Follow-up
15 year cumulative incidence
Methodological detailsdoubly robust estimation
  • Doubly robust estimation

Main finding

MALO cumulative incidence · 15 years

Adjusted hazard ratio

0.28

95% CI 0.12–0.64

P = 0.003

By group

Metabolic surgeryvs Nonsurgical controls
aHR 0.28 (95% CI 0.12–0.64); P = 0.003

As reported in the abstract

Observational data: associations, not effects.

Further findings

Decompensated cirrhosis, cumulative incidence · 15 years

15-year cumulative incidence in the surgical group
15.6% (95% CI, 0-31.3%)
15-year cumulative incidence in the nonsurgical group
30.7% (95% CI, 12.9-44.8%)
  • Doubly robust estimation

Parts of this Brief are withheld: the automatic checks could not confirm them against the abstract.

Original publication

Long-term liver outcomes after metabolic surgery in compensated cirrhosis due to metabolic dysfunction-associated steatohepatitis. Nat Med. Published 27 January 2025. doi:10.1038/s41591-024-03480-y

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