Clinical manifestations in the maintenance phase: the percentage of AKI with oliguria and anuria; hypotension; acute respiratory failure with ventilator; hepatic failure; coma in HA-AKI vs CA-AKI were 33.33% vs 37.50% (p>0.05); 33.33% vs 34.09% (p>0.05), 33.33% vs 35.28% (p>0.051); 23.08% vs 34.09% (p>0.05) and 17.95% vs 19.32% (p>0.05) respectivelly.