Is two-stage reimplantation effective for virulent pathogenic infection in a periprosthetic hip? A retrospective analysis

Table 2 Analysis of factors affecting debridement and treatment of infected hip arthroplasty

Variable	No. of debridements (38 hips)			P value
	1 (n = 22)	2 (n = 10)	> 3 (n = 6)
Mean age (yr)	61.09	68.50	68.33	0.168
Infecting organism (n)				0.002
Methicillin sensitive	2	2
Resistant Staphylococcus	6	2	1
Vancomycin-resistant Enterococcus	2	1
Pseudomonas	1	2
Salmonella	1
Polymicrobial	1	3	5
Negative culture	9
Comorbidities (n)				< 0.001
0	10	1
1	8	2	1
2	2	5	2
3	2	2	1
4			1
5			1
Preoperative HHS				< 0.001
20-29			1
30-39		1	3
40-49	1	6	2
50-59	7	1
60-69	8	2
70-80	6

HHS: Harris hip score.