Table 3.

Group	Group	Medication (LAC 720/yr, RIF 13,200/yr)	HCUP (38.5/6days)	Combined	Total Mean Costs Per Patient	Costs Range Per Patient	P-value
(1) LAC	(1)	73,440	3,927,000	4,000,440	61,545	39,220–122,545
(2) RIF	(2)	422,400	847,000	1,269,400	39,669	14,609–90,450	0.025
(3) LAC + RIF	(3)	570,720	1,501,500	2,072,220	50,542	26,339–105,666	0.055

Note: LAC (lactulose), RIF (rifaximin). Data analysis of patients suffering from HE treated with either single agent of in combination therapy. Overall costs include medication and hospital care for comparison amongst the three groups. The data demonstrates combined expenses of medications and hospitalizations over a 12 month period.