| Gender | Age at Diagnosis (y) | Age at Implantation (y) | Primary THA Design | Time to Revision (Months) | Previous Surgery | Reason for Revision | Revision Design |
|---|---|---|---|---|---|---|---|
| m | 9 | 50 | Cemented (SPII, MarkIII) | 47 | N | aseptic loosening stem | ENDO MODULAR |
| w | 14 | 31 | Hybrid (SPII; TOP) | 63 | n | aseptic loosening stem | Zweymüller |
| m | 14 | 47 | cemented (SPII; MarkIII) | 9 | n | prostethic infection | SPII, Mark III |
| w | 14 | 37 | Hybrid (SPII; TOP) | 72 | y | aseptic loosening stem | ENDO MODULAR |
| m | 17 | 48 | cemented (SPII; MarkIII) | 31 | y | aseptic loosening cup | MARK III |
| w | 10 | 19 | cementless (CFP; TOP) | 65 | y | aseptic loosening cup and stem | SPII, Mark III |