Table 1 Bacteria detected at prosthesis removal and at joint reconstruction or spacer exchange
From: Insufficient sensitivity of joint aspiration during the two-stage exchange of the hip with spacers
Prosthesis removal | Joint reconstruction or spacer exchange | |||
|---|---|---|---|---|
Total N (%) | Infection persistence N | Infection eradication N | Infection persistence N (%) | |
Unimicrobial infections | ||||
Staphylococcus epidermidis | 14 (18.67) | 4 | 10 | 12 (70.6) |
Staphylococcus aureus | 10 (13.33) | 4 | 6 | 2 (11.7) |
Enterococcus faecalis | 9 (12.00) | 1 | 8 | – |
Propionibacterium acnes | 6 (8.00) | 2 | 4 | 2 (11.7) |
Other coagulase-negative Staphylococci | 6 (8.00) | 2 | 4 | 1 (5.9) |
Propionibacterium spp. | 4 (5.33) | 1 | 3 | – |
Staphylococcus capitis | 2 (2.67) | 0 | 2 | – |
Streptococcus agalactiae | 2 (2.67) | 0 | 2 | – |
Corynebacterium spp. | 2 (2.67) | 0 | 2 | – |
Other single | 7 (9.33) | 2 | 5 | – |
Polymicrobial infections | ||||
Propionibacterium acnes + other | 5 (6.67) | 0 | 5 | – |
Staph epi + other | 5 (6.67) | 2 | 3 | – |
Other | 3 (4.00) | 1 | 2 | – |
Bacteria detections’ total | 75 (100) | 19 | 56 | 17 (100) |
Sterile | 17 | 3 | 14 | 5 |