Table 5A.

Change in antimicrobial consumption for BSI between pre- and postintervention in GPC causing BSI

		Gram-positive organisms
		Number of prescribed units
Antimicrobial	Dose	Pre-ASP	Post-ASP	p value
Linezolid	2 mg/mL	198	195	0.001*
Doxycycline	100 mg	810	748	0.0001*
Chloramphenicol	1 g	1091	686	0.021*
Gentamicin	40 mg/2 mL	151	164	0.001*
Levofloxacin	25 mg/mL	706	415	0.03*
Piperacillintazobactam	4.5 g	761	462	0.01*
Azithromycin	500 mg	1150	660	0.007*
Ceftriaxone	1 g	670	481	0.001*

^*Significant decrease in prescription units after initiation of MIC-based antimicrobial therapy