case/control
age
alive discharge
length of stay in hospital
ICU length of stay
bypass surgery only
gender
preexisting hypertension
adult onset diabetes mellitus
preexisting congestive heart failure
prior AMI
prior cardiac surgery
admission BUN
admission creatinine
uric acid preop
preoperative BUN
preoperative creatinine
highest BUN
maximum creatinine
days to maximum creatinine
preop contrast dye before surg
balloon pump preop
hours in operating room
hours on bypass pump
# of hypotensive episodes
balloon pump post operatively
reoperation
sepsis
respiratory failure
pneumonia
extubation with 24 hours
extubation between 24-48 hrs
extubation greater than 48 hrs
number of complications
recovery of renal function
urine output lt 400ml/day
days to recovery of renal function
final BUN
final creatinine value
valve and bypass surgery
late Acute Renal Failure
number of preop risk factors
number of cardiac risk factors
total pulmonary complications