Table 1.

Comparison of clinical features of elderly AKI patients in the 2 groups

	Survival group (16 cases)	Death group (25 cases)	P
Age (years)	88.56±5.81	88.72±4.09	0.918
Gender (M/F)	15/1	22/3	0.948
APACHE II score (points)	26.25±3.46	32.36±2.83	0.000
Main reason of AKI [cases (%)]			0.00
Prerenal	6 (37.5)	2 (8.0)
Renal	9 (56.2)	23 (92.0)
Postrenal	1 (6.3)	0
Serum creatinine (μmol/L)	468.8±132.7	515.6±153.6	0.323
Serum urea nitrogen (mmol/L)	25.7±11.1	29.6±12.6	0.123
Bicarbonate (mmol/L)	17.5±7.4	15.5±6.6	0.372
Hemoglobin (g/L)	11.3±2.5	9.5±3.3	0.070
Plasma albumin (g/L)	33.5±10.7	26.6±10.5	0.040
Total bilirubin (mmol/L)	10.8±5.6	11.3±7.6	0.822
Mechanical ventilation [cases (%)]	11 (68.8)	22 (88.0)	0.452