Table 1.
Baseline Characteristics and Treatment Outcomes
| Antibiotic Bead (n = 15 Patients, 31 Implants) | Control Group (n = 133 Patients, 225 Implants) | P | |
|---|---|---|---|
| Average age (y) | 45.53 (SD 12.1) | 47.13 (10.8) | P = 0.57 |
| Body mass index (kg/m2) | 30.79 (SD 7.8) | 27.98 (SD 5.8) | P = 0.09 |
| Diabetes mellitus | 3 (20%) | 7 (5.3%) | P = 0.0658 |
| Smoker | 1 (6.7%) | 5 (3.8%) | P = 0.479 |
| Nipple sparing mastectomy | 8 (53.3%) | 85 (63.9%) | P = 0.416 |
| Skin sparing mastectomy | 7 (46.7%) | 48 (36.1%) | P = 0.416 |
| Prepectoral implant | 15 (100%) | 133 (100%) | P = 1 |
| Neoadjuvant chemotherapy | 1 (6.7%) | 48 (36.1%) | P = 0.02 |
| Prior radiation | 1 (6.7%) | 5 (3.6%) | P = 0.479 |
| Adjuvant chemotherapy | 3 (20%) | 38 (28.6%) | P = 0.761 |
| Adjuvant radiation | 4 (26.7%) | 40 (30.1%) | P = 1 |
| Prior infection | 10 (66.7%) | 0 (0%) | P = 0.00001 |
| Implant loss (total expanders) | 1 (6.7%) | 22 (16.5%) | P = 0.468 |
| Infection at 90 days | 1 (6.7%) | 17 (12.8%) | P = 0.695 |