Table 1. Patient demographics for the study.

Patient Demographics	ICU without AKI	ICU with AKI
Patient characteristics	7	11
age (range)	20–89	30–87
gender	86% Men	75% Men
race	100% Asia	100% Asia
Comorbidities
Hypertension (HTN)	2	1
Diabetes(DM)	1	1
Liver cirrhosis	0	1
Urinary tract infection	0	2
Pneumonia	0	1
Alcoholism	2	0
Shock	0	2
Gastroenteritis	0	1
others	2	5
AKIN stage (N)	I (0)	I (1)
	II (0)	II (5)
	III (0)	III (5)
APACHE II score (range)	17–24	13–49
Hospital clinic data
creatinine (mg/dl)	0.8–5.9	1.5–21.3
BUN (mg/dl)	14–60	36–152