Table 1.

Demographic data, ARF parameters at date of study, and length of stay at ICU

Parameter	Value (mean ± standard deviation)
Age	56.2±10 years
Urea (BUN)	150.25±58.2 mg/dL
Creatinine	4.64±2.4 mg/dL
RIFLE stage	Failure (n=9)/injury (n=1)
AKIN stage	3 (n=9)/2 (n=1)
APACHE II	34.1±6.72
SOFA	13.4±3.78
TISS 28	43.4±9.26
Length of stay in ICU	14.8±11.4 days
Need for mechanical ventilation	13.8±6.85 days
Need for catecholamine infusion	12.9±5.32 days

Abbreviations: AKIN, Acute Kidney Injury Network classification system; APACHE II, Acute Physiology, Chronic Health Evaluation II scoring system; ARF, acute renal failure; BUN, blood urea nitrogen; ICU, intensive care unit; RIFLE, Risk of renal failure, Injury to kidney, Failure of kidney function, Loss of kidney function and End-stage renal failure classification system; SOFA, Sequential Organ Failure Assessment scoring system; TISS 28, simplified Therapeutic Intervention Scoring System – 28 items.