Table 1 Characteristics of the study population
Perichondrium (25 joints in 22 patients) | SR (138 joints in 102 patients) | |||
|---|---|---|---|---|
Joints | MCP | PIP | MCP | PIP |
No of joints | 15 | 10 | 16 | 122 |
No of patients | 15 | 7 | 16 | 86 |
Female | 1 | 4 | 9 | 74 |
Male | 14 | 3 | 7 | 12 |
Median age at index surgery 61 (18–82) | 44 (18–51) | 50 (26–61) | 61 (27–78) | 64 (24–82) |
Posttraumatic osteoarthritis | 10 | 3 | 2 | 22 |
Postinfectious osteoarthritis | 3 | 0 | 0 | 0 |
Degenerative osteoarthritis | 2 | 2 | 9 | 71 |
Rheumatoid osteoarthritis | 0 | 5 | 5 | 29 |