Risk factors of acute kidney injury in very low birth weight infants in a tertiary neonatal intensive care unit

Autor: Lucas Hirano Arruda Moraes, Vera Lúcia Jornada Krebs, Vera Hermina Kalika Koch, Natália Assis Medeiros Magalhães, Werther Brunow de Carvalho
Jazyk: angličtina
Rok vydání: 2023
Předmět:
Zdroj: Jornal de Pediatria, Vol 99, Iss 3, Pp 235-240 (2023)
Druh dokumentu: article
ISSN: 0021-7557
DOI: 10.1016/j.jped.2022.11.001
Popis: Objective: Acute kidney injury (AKI) in the neonatal period is associated with worst outcomes as increased mortality and increased length of hospital stay. Very low birth weight (VLBW) newborns are at higher risk for developing several other conditions that are associated with worst outcomes. Understanding the risk factors for AKI may help to prevent this condition and improve neonatal care for this population. Methods: This retrospective cohort study included 155 very low birth weight newborns admitted between 2015 and 2017. The authors compared the newborns who developed neonatal AKI with the non-AKI group and analyzed the main risk factors for developing AKI in the population. The authors also performed an analysis of the main outcomes defined as the duration of mechanical ventilation, length of stay, and death. Results: From the cohort, a total of 61 (39.4%) patients had AKI. The main risk factors associated with Neonatal AKI were necrotizing enterocolitis (aOR 7.61 [1.69 – 34.37]; p = 0.008), neonatal sepsis (aOR 2.91 [1.17 – 7.24], p = 0.021), and hemodynamic instability (aOR 2.99 [1.35 – 6.64]; p = 0.007). Neonatal AKI was also associated with an increase in the duration of mechanical ventilation in 9.4 days (p = 0.026) and in an increase in mortality 4 times (p = 0.009), after adjusting for the other variables. Conclusion: The present results highlight the importance of minimizing sepsis and necrotizing enterocolitis, as well as the importance of identifying hemodynamic instability, to prevent AKI and diminish the burden of morbimortality in VLBW newborns.
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