Table 2.
Antimicrobial susceptibility profile for hip arthroplasties using an uncemented vs. gentamicin-loaded bone cement fixation at primary surgery
| Antibiotic | Gentamicin cement | Uncemented | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Number of cases | No. resistant | % resistance | Mean age | % male | Median time to revision (years) | Number of cases | No. resistant | % resistance | Mean age | % Male | Median time to revision (years) | |
| Ciprofloxacin | 39 | 16 | 41.0 | 71.7 | 67 | 2.6 | 40 | 9 | 22.5 | 61.5 | 65 | 2.3 |
| Clindamycin | 28 | 4 | 14.3 | 72.7 | 61 | 2.6 | 30 | 2 | 6.7 | 63.6 | 63 | 2.3 |
| Erythromycin | 41 | 18 | 43.9 | 70.6 | 66 | 1.6 | 41 | 9 | 22.0 | 61.8 | 63 | 2.5 |
| Fusidic_acid | 42 | 12 | 28.6 | 71.1 | 67 | 2.2 | 44 | 13 | 29.5 | 62.0 | 64 | 2.3 |
| Gentamicin | 44 | 20 | 45.5 | 71.7 | 66 | 2.2 | 44 | 6 | 13.6 | 62.0 | 64 | 2.3 |
| Methicillin | 45 | 22 | 48.9 | 71.1 | 67 | 1.6 | 44 | 10 | 22.7 | 62.0 | 64 | 2.3 |
| Penicillin | 38 | 33 | 86.8 | 71.7 | 61 | 1.7 | 30 | 26 | 86.7 | 61.7 | 67 | 2.5 |
| Tetracycline | 43 | 8 | 18.6 | 71.3 | 63 | 1.6 | 44 | 5 | 11.4 | 62.0 | 64 | 2.3 |
| Trimethoprim | 34 | 11 | 32.4 | 72.8 | 65 | 2.6 | 34 | 7 | 20.6 | 62.4 | 65 | 2.6 |
| Total | 354 | 144 | 40.7 | 71.6 | 65 | 1.8 | 351 | 87 | 24.8 | 62.0 | 64 | 2.5 |