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Table 3 Concordance of 107 detected microorganisms by synovial fluid culture and microcalorimetry

From: Thermogenic diagnosis of periprosthetic joint infection by microcalorimetry of synovial fluid

Diagnostic testPeriprosthetic joint infection (n = 46)Aseptic failure
(n = 61)
CultureMicrocalorimetry  
++14S. aureus (1)
E. coli (2)
Streptococcus spp. (8)a
E. faecalis (1)
CNS (2)
0 
24 60 
Total concordant38 60 
+4E. faecalis (2)
CNS (1)
E. coli (1)
0 
+4Pseudomonas aeruginosa (1)b
CNS (1)b
1 
Total discordant8 1 
  1. CNS coagulase-negative staphylococci, *primers not included in the PCR test kit
  2. aS. agalactiae (n = 4), S. mitis/oralis (n = 3), S. gordonii (n = 1)
  3. b In one patient, two organisms were isolated during revision surgery