Table 1 Postoperative surgical site infection and implant-related infection incidence in the control, vancomycin, and vancomycin microspheres groups

Control

13

10(76.9%)^a

8(61.5%)^a

3(23.1%)^a

Vancomycin

13

4(30.8%)^ab

2(15.4%)^ab

9(69.2%)^ab

Vancomycin microspheres

13

2(15.4%)^b

0(0.0%)^b

11(84.6%)^b

P value

0.004

<0.001

0.004