Table 6.

Medical Costs Attributable to CRBSI ($)

	Average Cost in the CRBSI Group	Average Cost in the Control Group	Average Cost Attributable to CRBSI	P value
Antimicrobial agent	21,073	12,033	9030	<0.01
Non-antimicrobial agent	17,215	7473	9742	<0.01
Total drug cost a	38,288	19,507	18,781	<0.01
Bed	4608	3069	1539	<0.05
Health care technical service	135	115	21	>0.05
Nursing	783	417	365	<0.001
Laboratory testing	10,630	5529	5330	<0.001
Medical material	7450	3220	4230	<0.001
Other cost	6030	2601	3430	<0.001
Total medical cost b	29,636	14,720	14,915	<0.001
Total cost b	67,923	34,227	33,696	<0.001

Notes: ^ap<0.01; ^bp<0.001.