Heart failure & cardiomyopathies

Incidence, Mortality, and Predictors of Acute Kidney Injury in Patients with Heart Failure: A Systematic Review

ESC Heart FailPublished Systematic review and meta-analysis

Authors' conclusion

In this meta-analysis, AKI occurred in approximately 33% of HF patients during hospitalization and the risk of dying in the hospital was tripled.

Study context

Population
Patients with heart failure (HF)
Participants
3,533,583 patients37 studies
Outcome
Incidence of AKI
Methodological detailsEmbase, Medline, PubMed, Cochrane and Web of Science searched from inception to October 2022
  • Embase, Medline, PubMed, Cochrane and Web of Science searched from inception to October 2022

Pooled result

As reported in the abstract

Patients with acute kidney injury (AKI)

774 887

Pooled incidence of AKI

33%

95% CI 32–35%

Incidence in acute HF

36%

95% CI 31–40%

Incidence in chronic HF

30%

95% CI 24–35%

Further pooled results

OutcomeRR (95% CI)P value
In-hospital mortality, AKIvs non-AKI11 studies3.65 (3.04–4.39)P < 0.001

Mortality after onset of AKI · 1-year follow-up

RR (95% CI)P value
AKI5 studies1.85 (1.54–2.22)P < 0.001

Admission predictors of AKI (15 variables, 13 studies)

DM, hypertension, history of CKD, chronic HF systolic, age, NT-proBNP, creatinine > 1.0 mg/dL, eGFR < 60 mL/min/1.73 m², BUN > 24 mg/dL, IV dobutamine and serum albumin predicted AKI
P < 0.05

Original publication

Incidence, Mortality, and Predictors of Acute Kidney Injury in Patients with Heart Failure: A Systematic Review. ESC Heart Fail. Published 13 September 2023. doi:10.1002/ehf2.14520

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