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Table 1 Demographic characteristics of the EA and TA groups

From: Can metagenomic next-generation sequencing identify the pathogens responsible for culture-negative prosthetic joint infection?

VariableEA group (n = 12)TA group (n = 12)P value
Sex, male380.1*
Age (years)60.67 ± 14.70570.67 ± 13.2960.095***
Joint, hip960.4**
BMI (kg/m2)24.46 ± 4.21725.16 ± 4.300.71***
CCI33.830.68***
Sinus1571**
CRP38.3 ± 63.88363.49 ± 34.1630.891***
ESR68.92 ± 38.90163.49 ± 42.3240.747***
Aspirate WBCs (/cmm)5834 (2219–14,818)9441.5 (1100–31,810)0.091****
Aspirate neutrophils (%)83.30 ± 11.53181.01 ± 15.080.681***
Tsukayama type
 II53 
 IV790.667**
Follow-up (month)39 (34–44)18.5 (12–32)0.001****
  1. BMI body mass index, ASA American Society of Anesthesiologists, CCI Charlson Comorbidity Index, CRP C-reactive protein, ESR erythrocyte sedimentation rate, WBC white blood cell
  2. *Chi-square test; **Fisher’s exact test; ***Student’s t-test; ****Mann-Whitney U-test