Table 3.
Infection characteristics.
| Non-Cutibacterium n = 384 |
Cutibacterium spp. n = 27 |
p-Value | |
|---|---|---|---|
| Mean time from surgery to infection (days) | 148.2 (662.3) | 530.7 (1269.9) | 0.008 |
| Median time from surgery to infection (days) | 13 (7–22) | 23 (9–176) | 0.025 |
| Infection within the first year | 361 (94%) | 21 (77.8%) | 0.001 |
| Infection within the first 90 days | 348 (90.6%) | 20 (74.1%) | 0.007 |
| C reactive protein (mg/L) | 116.1 (110.4) | 69.8 (33.1) | 0.025 |
| Erythrocyte sedimentation rate (mm/h) | 66.3 (33.1) | 66.5 (34.7) | 0.593 |
| Leucocytes (mm3) | 10,946.1 (4845) | 10,349.6 (3474.7) | 0.664 |
| Wound dehiscence | 179 (46.9%) | 11 (40.7%) | 0.538 |
| Wound drainage | 291 (76.4%) | 14 (53.8%) | 0.01 |
| Sinus tract | 25 (6.5%) | 3 (11.1%) | 0.361 |
| Fever > 38 °C | 169 (44.5%) | 8 (30.8%) | 0.173 |
| Erythema, swelling | 169 (44.4%) | 8 (29.6%) | 0.136 |
| More than one debridement needed | 24 (9.3%) | 0 (0%) | 0.217 |
| Outcome (absence of treatment failure) | 341 (89.0%) | 27 (100%) | 0.069 |
| Implant removal | 49 (12.8%) | 8 (29.6%) | 0.014 |
Numerical variables are expressed with mean values and standard deviations (or as median and interquartile range (IQR) when indicated). Categorical variables are expressed with number of cases and percentages.