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The Charlson Comorbidity Index: can it predict the outcome in acute kidney injury?

Serkan Feyyaz Yalin1, Alev Bakir2, Sinan Trabulus3

  • 1Division of Nephrology, Department of Internal Medicine, Istanbul University-Cerrahpasa, Cerrahpasa Faculty of Medicine, Istanbul, Turkey. serkanfyalin@yahoo.com.

International Urology and Nephrology
|June 11, 2020
PubMed

Insights

The Charlson comorbidity index (CCI) did not predict mortality or renal recovery in severe acute kidney injury (AKI) patients. Malnutrition, inflammation, and aging may influence outcomes.

Area of Science:

  • Nephrology
  • Critical Care Medicine
  • Internal Medicine

Background:

  • Comorbidity significantly impacts patient health and treatment outcomes.
  • The Charlson comorbidity index (CCI) is a common tool for assessing prognosis based on comorbid conditions.

Purpose of the Study:

  • To assess the utility of the CCI in predicting mortality and renal recovery in non-critically ill patients with severe acute kidney injury (AKI).

Main Methods:

  • 530 adult patients undergoing urgent hemodialysis (uHD) were enrolled.
  • Comorbidities were assessed using the CCI.

Main Results:

  • The mean CCI score was 3.3 ± 2.6.
  • CCI was not significantly associated with mortality, except in patients with sepsis.
  • CCI did not effectively differentiate patients with complete renal recovery from those requiring ongoing dialysis.

Conclusions:

  • No significant association was found between CCI and short-term hospital mortality or renal outcomes in this patient cohort.
  • Malnutrition, inflammation, and general aging may be more influential factors for short-term mortality.
Abstract

Keywords:
Acute kidney injuryCharlson comorbidity indexHemodialysisOutcome

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