Table 1.

Baseline characteristics.

	Total	Successful eradication	Failed eradication
	$n=\mathrm{47}$	$n=\mathrm{36}$	$n=\mathrm{11}$
Patient characteristics
Age	68 (34–84)	69 (34–84)	67 (44–79)
Sex (M/F)${}^{\mathrm{a}}$	26/21	20/16	6/5
BMI${}^{\mathrm{b}}$	28.9 (20.5–52.0)	27.9 (20.5–35.1)	31.5 (20.9–52.0)
ASA${}^{\mathrm{c}}$ score 1/2/3/4	8/30/8/1	6/27/3/0	2/3/5/1
Previous infection treatment	27	21	6
Time after primary arthroplasty (months)	64 (3–243)	57 (4–200)	86 (3–243)
Re-revision	9	7	2
Risk factors
Diabetes mellitus	7	5	2
Cardiovascular disease	22	16	6
Smoking	8	3	5
Alcohol abuse	7	4	3
Infection characteristics
Treatment location
Hip	31	22	9
Knee	16	14	2
Zimmerli infection type
$<\mathrm{3}$ months	0	0	0
3–24 months	13	11	2
$>\mathrm{24}$ months	34	25	9
Soft tissue involvement
Abscess or fistula	19	14	5

${}^{\mathrm{a}}$ M/F: male/female; ${}^{\mathrm{b}}$ body mass index; ${}^{\mathrm{c}}$ American Society of Anesthesiologists.