Table 3 Surgical and antimicrobial therapy.

		EA group (n=6)	LA group (n=11)	P value
Unstable vital signs		0 (0%)	1 (9.1%)	0.45
Emergency operation		0 (0%)	3 (27.3%)	0.16
Surgical procedure	Graft removal with revascularization	3 (50.0%)	8 (72.7%)	0.64
	Graft removal alone	2 (33.3%)	2 (18.2%)
	Debridement with graft retention	1 (16.7%)	1 (9.1%)
Operation time (min)		248±188	341±219	0.37
Blood loss (mL)		472±636	936±2111	0.63
Length of postoperative hospital stay		46.2±41.3	39.0±15.6	0.61
Total length of hospital stay		99.5±66.4	45.6±15.4	0.02
Surgical revision		0 (0%)	5 (45.5%)	0.04
Duration of antibiotic therapy (months)		4.4±2.8	8.7±12.5	0.46

EA: early antibiotic; LA: late antibiotic