Table 1.

Baseline characteristics and outcomes of the patients included in the study

	Antibiotic beads	No beads	p-value
Patients	15	71
Ulcers	16	104
Ischial	56.3%	68.3%	NS
Sacral	6.3%	20.2%	NS
Trochanteric	0%	6.7%	NS
Femoral head osteomyelitis	37.5%	4.8%	<0.05
Procedure performed
Primary closure	6.3%	17.3%	NS
Gluteal rotation flap	43.8%	50%	NS
Gluteal V-Y advancement flap	6.3%	7.7%	NS
Posterior thigh/hamstring flap	6.3%	14.4%	NS
Tensor fascia lata flap	0%	5.8%	NS
Femoral head ostectomy and vastus lateralis	37.5%	4.8%	<0.05
Intraoperative bone culture
No growth	25%	33.9%	NS
Gram-positive cocci	25%	26.8%	NS
Gram-positive bacilli	18.8%	8.9%	NS
Gram-negative bacilli	25%	25%	NS
Fungus	6.3%	5.4%	NS
Complications	43.8%	51.9%	NS
Recurrence at 1 year	12.5%	39.4%	0.037
Dehiscence	18.8%	10.6%	NS
Seroma	12.5%	0%	0.001
Cellulitis	0%	1.9%	NS
Recurrence by ulcer type
Ischial	22.2%	45.1%	NS
Sacral	0%	28.6%	NS
Trochanteric	–	28.6%	–
Femoral head osteomyelitis	0%	20%	NS