Variable | Prospective cohort study (n = 69) | |
---|---|---|
Population | Mean age | 68.7 (S = 13.6) |
Male | 35 (50.7 %) | |
Amputation above the knee | 45 (65.2 %) | |
Of them due to peripheral vascular disease | 40/45 (88.9 %) | |
Diabetics | 21 (30.4 %) | |
Diabetic foot | 14 (20.3 %) | |
Trophic disorders | 52 (75.4 %) | |
Trauma | 24 (34.8 %) | |
Antibiotic-free interval before limb amputation | 39 (56.5 %) | |
SOB | Sterile SOB | 52 (75.4 %) |
Positive SOB | 11 (15.9 %) | |
Doubful SOB | 6 (8.7 %) | |
Positive + doubtful SOB | 17 (24.6 %) | |
No. of isolates | 27 | |
No. of isolates, by pathogen | ||
S. aureus | 0 | |
Coagulase-negative staphylococci (in all) | 9 (33.3 %) | |
Staphylococcus epidermidis | 7 | |
Staphylococcus warneri | 1 | |
Staphylococcus cohnii | 1 | |
Other gram- positive bacteria | 8 (29.6 %) | |
Gram-negative bacilli | 10 (37 %) | |
Anaerobes | 0 | |
Methicillin resistant staphylococci | 3/9 | |
SOB and percutaneous bone biopsy of the distal site | Microorganisms identified from SOB were found in the distal infected site | 45.5 % |
S. aureus | 0 | |
Coagulase- negative staphylococci | 1/9 | |
Other gram- positive bacteria | 2/7 | |
Gram-negative bacilli | 3/10 | |
Anaerobes | 0 | |
Methicillin resistant staphylococci | 0/3 |