Table 1.
Baseline characteristics by randomization group
| Patient-specific variable | Antibiotics given preoperatively (n = 34) | Antibiotics held for intraoperative culture (n = 31) | P value |
|---|---|---|---|
| Age (years)* | 59.5 ± 10.5 | 63.1 ± 8.9 | 0.1433 |
| Male (number of patients) | 20 (58.9%) | 21 (67.7%) | 0.4568 |
| TKA (number of patients) | 19 (55.9%) | 18 (58.1%) | 0.8592 |
| Chronic infections (number of patients) | 16 (47.1%) | 16 (51.6%) | 0.7138 |
| Components retained (number of patients) | 9 (26.5%) | 6 (19.4%) | 0.4964 |
* Values are expressed as mean ± SD.