Purpose: To evaluate a surgical patient for the risk of 30 day mortality using the formulas of Aust et al based on the 1997 VA NSQIP.					Citations with documentation. 31.01.07	Medal Project 2005. See disclaimer.
conversion	enter
serum albumin in g/L		g/L equals	0	g/dL
WBC count in 10^9/L		*10^9/L equals	0	per µL
serum urea in mmol/L		mmol/L equals	0	UN in mg/dL
data	enter
Are you evaluating a surgical patient? (Y or N)		:-):-):-)
age of the patient in years		years of age
Does the patient have cancer? (Y or N)		:-):-):-)					0
Is the surgery performed as an emergency? (Y or N)		:-):-):-)					1
VA operative complexity grade (enter from 1 to 5)
serum albumin in g/dL		g/dL
serum BUN in mg/dL		mg/dL					1
serum WBC counter per µL		per µL					0
							1
enter an "x" in the appropriate column to indicate the ASA class (give only 1 answer)							1
	ASA I	ASA II	ASA III	ASA IV	ASA V
ASA classification						Yes	2
calculate	result
data complete?	Yes
evaluation appropriate?	Yes	:-):-):-)
value of X (1997 VA NSQIP)	-1.11
probability of 30 day mortality based on X	24.7%
value of Y (without operative complexity)	-3.20
probability of 30 day mortality based on Y	3.9%
value of Z (with operative complexity)	-2.83
probability of 30 day mortality based on Z	5.6%