Table 4 Complications according to Henderson’s failure mode classification [12]
General category | Classification | Mode of failure | Overall N(p)/N(c) (%(p)) | RG N(p)/N(c) (%(p)) | TG N(p)/N(c) (%(p)) |
|---|---|---|---|---|---|
Mechanical | Type I | Soft-tissue failure | 16/21 (27.6%) | 10/15 (32.3%) | 6/6 (22.2%) |
Type II | Aseptic loosening | 2/2 (3.4%) | 1/1 (3.2%) | 1/1 (3.7%) | |
Type III | Structural failure | 3/3 (5.8%) | 1/1 (3.2%) | 2/2 (7.4%) | |
Non-mechanical | Type IV | Infection | 4/4 (7.7%) | 3/3 (9.7%) | 1/1 (3.7%) |
Type V | Tumor progression | – | – | – | |
TOTAL | ALL TYPES | 25/30 (43.1%) | 15/20 (48.4%) | 10/10 (37.0%) |