Research Article
Microbiological Profile and Drug Resistance Analysis of Postoperative Infections following Orthopedic Surgery: A 5-Year Retrospective Review
Table 2
Frequency of bacteria in infected patients.
| | Microorganisms | n (%) | Age (years ± SD) | Sex (male %) | Postoperative infection (JUH) n (%) | Postoperative infection (referred) n (%) |
| | Gram-positive | | Staphylococcus aureus | 64 (38.1) | 35.5 ± 23.6 | 60.9 | 48 (28.6) | 16 (9.5) | | Coagulase-negative staphylococci | 40 (23.8) | 51.7 ± 23.6 | 70 | 21 (12.5) | 19 (11.3) | | Enterococcus species | 10 (6) | 59.7 ± 22.7 | 80 | 7 (4.2) | 3 (1.8) | | Staphylococcus species | 1 (0.6) | 80.0 ± 0.0 | 100 | 1 (0.6) | 0 | | Diphtheroid bacilli | 1 (0.6) | 73.0 ± 0.0 | 0 | 0 | 1 (0.6) | | Bacillus species | 1 (0.6) | 70.0 ± 0.0 | 0 | 0 | 1 (0.6) | | Actinomyces odontolyticus | 1 (0.6) | 14.0 ± 0.0 | 100 | 0 | 1 (0.6) |
| | Gram-negative | | Klebsiella species | 14 (8.3) | 49.6 ± 23.1 | 64.3 | 12 (7.2) | 2 (1.2) | | Escherichia coli | 10 (6) | 64.7 ± 19.1 | 40 | 7 (4.2) | 3 (1.8) | | Pseudomonas aeruginosa | 10 (6) | 30.6 ± 20.7 | 70 | 7 (4.2) | 3 (1.8) | | Enterobacter species | 5 (3) | 45.0 ± 22.0 | 60 | 4 (2.4) | 1 (0.6) | | Acinetobacter species | 5 (3) | 54.8 ± 26.8 | 60 | 3 (1.8) | 2 (1.2) | | Alcaligenes species | 2 (1.2) | 25.0 ± 0.0 | 0 | 2 (1.2) | 0 | | Citrobacter species | 2 (1.2) | 45.0 ± 22.6 | 100 | 1 (0.6) | 1 (0.6) | | Burkholderia species | 1 (0.6) | 25.0 ± 0.0 | 100 | 1 (0.6) | 0 | | Comamonas testosteroni | 1 (0.6) | 64.0 ± 0.0 | 0 | 0 | 1 (0.6) |
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JUH, Jordan University Hospital; data were calculated based on 168 identified bacteria (in 9 cases more than one pathogen was found).
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