Risk factors of uncontrolled periprosthetic knee joint infection after two-stage reimplantation

Table 3 Univariate analysis of laboratory results and identification of pathogens between group C and group U

Variables	Group C (n = 53)	Group U (n = 17)	p value
Pre-resection CRP	5.87 ± 6.74	3.11 ± 3.33	0.205
Pre-resection ESR	80.48 ± 32.88	75.53 ± 29.36	0.593
Pre-reimplantation CRP	0.44 ± 0.47	1.70 ± 2.85	0.025*
Pre-reimplantation ESR	42.93 ± 22.59	50.71 ± 33.72	0.509
Identification of pathogen	34 (64.2%)	12 (70.6%)	0.111
Methicillin-resistant organisms	19 (35.8%)	6 (35.3%)	0.882
Methicillin-sensitive organisms	11 (20.8%)	2 (11.8%)	0.517
Fungal species	2 (3.8%)	3 (17.6%)	0.031*
Pseudomonal species	1 (1.9%)	1 (5.9%)	0.327
Other organisms	1 (1.9%)	0 (0%)	0.572

Data presented as mean ± standard deviation or n (%). CRP C-reactive protein, ESR erythrocyte sedimentation rate, Group C controlled infection group, Group U uncontrolled infection group
*p < 0.05 considered statistically significant

ISSN: 2234-2451