Table 1 Type of prosthetic joint infection and surgical management according to type of prothesis/orthopedic material
Total hip replacement | Total knee replacement | Total ankle replacement | Nail | Plate/Screw and/or pin | |
|---|---|---|---|---|---|
Total | 38 | 13 | 2 | 16 | 71 |
Male sex | 22 (58%) | 8 (62%) | 1 (50%) | 8 (50%) | 53 (75%) |
Mean age, years (SD) {min - max} | 74 (12.7) {39–96} | 68 (14.7) {37–90} | 54 | 60 (23.6) {21–89} | 51.8 (19.5) {19–93} |
Charlson score (SD) {min - max} | 2.8 (2.2) {0–9} | 2.5 (1.7) {0–6} | 0.5 (0.7) {0–1} | 2.5 (2.0) {0–6} | 1.6 (1.9) {0–8} |
Methicillin susceptible S. aureus (%) | 28 (74%) | 11 (85%) | 2 (100%) | 11 (69%) | 61 (86%) |
Joint infection classification (Coventry1975) (Tsukuyama 1996) | |||||
Type I | 0 | 0 | 0 | 2 (13%) | 3 |
Type II | 20 (53%) | 1 (8%) | 0 | 8 (50%) | 58 |
Type III | 13 (34%) | 2 (15%) | 0 | 6 (38%) | 51 |
Type IV | 5 (13%) | 10 (63%) | 2 (100%) | 0 | 28 |
Surgical management | |||||
Intra-articular washa | 11 (29%) | 5 (39%) | 1 (50%) | 6 (38%) | 30 (42%) |
One-stage revision | 4 (11%) | 1 (8%) | 0 | 4 (25%) | 4 (6%) |
Two-stage revision | 12 (11%) | 6 (46%) | 0 | 0 | 3 (4%) |
Material removal | 0 | 0 | 0 | 6 (38%) | 34 (48%) |
Inserts change | 11 (29%) | 1 (8%) | 1 (50%) | 0 | 0 |
Failure | 2 (5.3%) | 5 (38.5%) | 0 | 2 (12.5%) | 3 (4%) |