TABLE 1.

Input Variables and Sources

Base-Case Inputs
	Variable	Estimate ($)	Range	% Occurance	Source (Reference number)
Plasma Exchange Costs	1 Exchange	2980			Univerisity of Rochester Billing Office
	1 Dose Albumin	1119			Univerisity of Rochester Billing Office
	Catheter	520			Univerisity of Rochester Billing Office
	Catheter Placement	859			University of Rochester Billing Office
	Fibrinogen Lab Test	94			Univerisity of Rochester Billing Office
	Catheter Removal	353			Univerisity of Rochester Billing Office
Plasma Exchange	Death	4700000	0-.02%	0.02	16,18
Side Effect % and Costs	Bleeding	445		4.9	9, The University of Rochester Billing Office
	Catheter Occlusion	1733		2.4	9, University of Rochester Billing Office
	Nausea	60		2.4	9, Lexi-comp
	Hypotension	14.9		4.9	9, Lexi-comp
	DVT	4100		2.4	9, Lexi-comp, The University of Rochester Billing Office
	Infection	1556		4.9	9, Lexi-comp, The University of Rochester Billing Office
Plasma Exchange Hospital Days	ICU	17.4	10–17.4		8,11,12
	Non-ICU	8.3			8,11,12
Number of Exchanges Required		5.5	3 to 8		11
Hospital Costs/Day	ICU cost	2965			Univerisity of Rochester Billing Office
	ICU profession fee	735			Univerisity of Rochester Billing Office
	Non-ICU hospital cost	1015			Univerisity of Rochester Billing Office
	Non-ICU professional fee	280			Univerisity of Rochester Billing Office
IVIG Cost	IVIG Cost ($/gram)	134.88			Univerisity of Rochester Billing Office
	Patient Mass (kg)	80	40–120		http://www.halls.md/chart/height-weight.htm
	Cost of 2g/kg Treatment	21581*			Univerisity of Rochester Billing Office
IVIG	Fever	1556		14.8	14, Lexi-comp, University of Rochester Billing Office
Side Effect % and Costs	Myalgia	1		1	14, Lexi-comp
	Headache	1		22.7	14, Lexi-comp
	Nausea	70		6.8	14, Lexi-comp
	Increased Creatinine	231		14.8	14, Univerisity of Rochester Billing Office
	Increased LFTS	224		8	14, Univerisity of Rochester Billing Office
	Stroke	59000		0.6	15,17
IVIG Hosptial Days	ICU	14	8 to 14		8,11,12
	Non-ICU	3.7			8,11,12

^*For a 80 kg person