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Abstract Details
Healthcare burden and outcomes of hepatorenal syndrome among cirrhosis-related hospitalisations in the US
1Department of Medicine, University of SD Sanford School of Medicine, Sioux Falls, South Dakota, USA.
2Division of Transplant Hepatology, Avera Transplant Institute, Sioux Falls, South Dakota, USA.
3Department of Biostatistics, University of Texas Medical Branch at Galveston, Galveston, Texas, USA.
4Division of Gastroenterology and Hepatology, University of Pennsylvania, Philadelphia, Pennsylvania, USA.
5Division of Gastroenterology and Hepatology, UPMC, Pittsburgh, Philadelphia, USA.
6Division of Gastroenterology and Hepatology, Stanford University Medical School, Stanford, California, USA.
Abstract
Background: Hepatorenal syndrome (HRS) contributes to significant morbidity and mortality in hospitalised patients with cirrhosis.
Aims: To examine recent trends, magnitude and outcomes of HRS in the National Inpatient Sample (NIS) database METHODS: Among the NIS database on cirrhosis hospitalisations (2016-2019) due to alcohol (ALD), chronic viral hepatitis (CVH), or NASH and complicated by acute kidney injury (AKI) were analyzed.
Results: Of 113,454 hospitalisations, 18,735 (16.5%) had HRS (mean age 56 years, 36% females, 68% whites, 80% ALD, 7% NASH) with a stable trend over time. Among 1:1 propensity-matched 36,090 hospitalisations, the odds of HRS were 12% higher in NASH versus CVH. Based on weighted national estimates, there were 27,180 (8.3 per 100,000 US population) HRS hospitalisations in 2019, with economic burden of $4.2 billion USD. Mean hospitalisation and total charges (ALD vs. CVH vs. NASH) were 11 versus 10.8 versus 9.2 days and 151,000 versus 157,000 versus 120,000 USD, respectively; p < 0.001. In-hospital mortality was 18.9%, higher in HRS (25.8 vs. 12%, p < 0.001), and decreased by 15% annually. Survivors were more likely to be discharged to short- or long-term care facilities (HRS vs. non-HRS [42 vs. 27%, p < 0.001]); only 28.7% received palliative care.
Conclusion: HRS was the cause of AKI in 16.5% of patients hospitalised with cirrhosis and conferred significant healthcare burden with 27,180 HRS hospitalisations in 2019 and requiring an estimated 4.2 billion USD for hospital care. While there has been a decrease in in-hospital mortality over time, it remained high at 23.7% in 2019 in those with HRS.