Table III.

Quantification of bacteria recovered from animals 14 days after inoculation with 1 × 10⁵ colony-forming units (CFU) of S. aureus and treatment with antibiotic beads and various doses of systemic cafazolin for 72 hours. Results are given in CFU; SEM, standard error of the mean.

		5 mg/Kg cefazolin antibiotic beads	2 mg/Kg cefazolin antibiotic beads	Antibiotic beads only
Bone mean		1.36 × 102	4.72 × 105	3.89 × 105
Bone SEM		1.03 × 102	4.00 × 105	2.21 × 105
Implant mean		0	1.32 × 104	1.96 × 105
Implant SEM		0	3.98 × 103	4.79 × 104