|  | n | 1 | 2 | 3a | 3b | 3c | 4a | 4b | 4c | 5 |
---|---|---|---|---|---|---|---|---|---|---|---|
a) | Septic | 5 | Â | Â | Â | Â | Â | 1 | 1 | 1 | 2 |
 | Aseptic with increased abrasion | 11 |  | 1 | 1 |  | 3 | 4 | 2 |  |  |
 | Aseptic with little/no abrasion | 20 |  | 5 | 6 | 1 | 5 | 3 |  |  |  |
b) | Loosened proximal component | 16 | Â | 1 | 2 | Â | 4 | 7 | 1 | 1 | Â |
 | Loosened distal component | 15 |  |  | 3 |  | 4 | 2 | 3 | 1 | 2 |
 | No loosened component | 23 |  | 3 | 3 | 2 | 6 | 5 | 2 | 0 | 2 |