Table 1.
Demographic data and infection characteristics of 72 patients.
| Characteristics | All patients (n = 72) | ||
|---|---|---|---|
| PJI | AF | p-value | |
| No. patients (%) | 18 (25) | 54 (75) | |
| Age, years, mean (range) | 70 (54–86) | 72 (40–90) | 0.610 |
| Male sex, No. (%) | 11 (61) | 28 (52) | 0.497 |
| Type of implant, No. (%) | |||
| Knee | 12 (67) | 43 (80) | 0.262 |
| Hip | 6 (33) | 11 (20) | |
| Time from last surgery around the affected implant, months, mean (range) | 30 (0.2–123) | 89 (1–396) | 0.008 |
| Type of PJI, No. (%) | |||
| Early (<3 months) | 5 (28) | ||
| Delayed (3–24 months) | 9 (50) | ||
| Late (>24 months) | 4 (22) | ||
| Patients with diabetes, No. (%) | 3 (17) | 10 (18) | 0.859 |
| Patients with underlying rheumatic joint diseases, No. (%) | 1 (5) | 4 (8) | 0.789 |
| Body mass index (kg/m2), mean (range) | 28.9 (18.4–37.6) | 29.3 (22.6–37.8) | 0.816 |
AF, aseptic failure; PJI, periprosthetic joint infection.