Disease trajectory and competing risks of patients with cirrhosis in the US

Mohsen Mohammadi, Bima J. Hasjim, Salva N. Balbale, Praneet Polineni, Alexander A. Huang, Mitchell Paukner, Therese Banea, Oriana Dentici, Dominic J. Vitello, Joy E. Obayemi, Andrés Duarte-Rojo, Satish N. Nadig, Lisa B. Vanwagner, Lihui Zhao, Sanjay Mehrotra, Daniela P. Ladner*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract

Background Cirrhosis is a dynamic disease process leading to liver-related death, which has increased by over 65% over the last decade. Unpredictable hepatic decompensation complications are a major source of morbidity and mortality. Thus, accurately characterizing disease progression through discrete stages of cirrhosis is critical towards implementing timely intervention and liver transplant (LT) waitlisting. Methods A retrospective, longitudinal, population-cohort study of adult patients with cirrhosis from a US metropolitan area (2006–2012) was conducted. Clinical diagnoses were defined by ICD-9 and CPT codes. Cirrhosis stages were defined as: compensated without portal hypertension (Stage 1), compensated with portal hypertension (Stage 2), variceal bleeding (Stage 3), hepatic encephalopathy (Stage 4a), ascites (Stage 4b), and ≥2 different decompensating complications (Stage 5). Multivariate Fine-Gray competing risk survival analysis adjusted for clinicodemographic covariates. Results Among 12,196 patients with cirrhosis, the mean (±SD) age was 56.8 (±11.7) years with a follow-up time of 2.35 (±1.81) years. A novel 5-stage disease progression framework was used. The 1-year mortality rates for each stage were 7.3% for Stage 1, 5.4% for Stage 2, 11.4% for Stage 3, 10.0% for Stage 4a, 20.2% for Stage 4b, and 43.8% for Stage 5. Compared to those in Stage 1, Stage 3 (sHR:1.83, 95% CI:1.36–2.48, P<0.001), Stage 4b (sHR:1.45, 95% CI:1.23–1.70, P<0.001), and Stage 5 (sHR:1.95, 95% CI:1.71–2.23, P<0.001) patients had higher risks of mortality. Additional disease progression rates were identified. Conclusion Even among patients with compensated cirrhosis, the 1-year mortality rate was as high as 7.3% and subsequently increases with each decompensation complication. This one-year mortality rate is higher than 5-years mortality rate reported in previously known non-US studies. The highest associated risk of death was observed among patients with ≥2 different decompensating complications (95.2%), variceal bleeding (83.2%) and ascites (44.9%). Overall, patients in advanced stages of cirrhosis were more likely to die than they were to receive a LT, suggesting that patients should be referred and waitlisted for LT earlier in the disease process.

Original languageEnglish (US)
Article numbere0313152
JournalPloS one
Volume20
Issue number2 February
DOIs
StatePublished - Feb 2025

Funding

This study was supported by R01AG070194 [Ladner/Mehrotra]. Dr. Hasjim and Dr. Obayemi were supported by NIH grant T32DK077662-15 (PD: Ladner/Green). Dr. VanWagner was supported by the National Heart, Lung, and Blood Institute K23 HL136891 and R56 HL155093 grant. Praneet Polineni and Dr. Vitello were supported by the Steven J. Stryker Gastrointestinal Research and Endowment Grant. There was no additional external funding received for this study. We would like to acknowledge the Northwestern University Transplant Outcomes Research Collaborative (NUTORC), which provided IRB support and coordination. Presented at the American College of Surgeons 109th Annual Clinical Congress, ScientificForum, Boston, MA, October 2023

ASJC Scopus subject areas

  • General

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