Comparacao dos criterios RIFLE, AKIN e KDIGO quanto a capacidade de predicao de mortalidade em pacientes graves

Objective: Acute kidney injury is a common complication in critically ill patients, and the RIFLE, AKIN and KDIGO criteria are used to classify these patients. The present study's aim was to compare these criteria as predictors of mortality in critically ill patients. Methods: Prospective cohort study using medical records as the source of data. All patients admitted to the intensive care unit were included. The exclusion criteria were hospitalization for less than 24 hours and death. Patients were followed until discharge or death. Student's t test, chi-squared analysis, a multivariate logistic regression and ROC curves were used for the data analysis. Results: The mean patient age was 64 years old, and the majority of patients were women of African descent. According to RIFLE, the mortality rates ABSTRACT