Table 3 Clinicopathological characteristics of the 52 patients studied by IHC including those studied by SSH and QRT-PCR
Whole cohort | |
|---|---|
Number of patients | 52 |
Age | |
Mean age at diagnosis [95% IC]a (years) | 17.4 [5;80] |
Sex | |
Male (%) | 34 (65.4) |
Female (%) | 18 (34.6) |
Histologic response | |
Good responders | 24 |
Poor responders | 28 |
Histological diagnosis and subtype | |
High-grade osteosarcomas of central “conventional” type | 52 |
Osteoblastic (%) | 38 (73) |
Chondroblastic (%) | 5 (9.5) |
Telangiectasic (%) | 3 (6) |
Fibroblastic (%) | 2 (4) |
Mixed subtypeb (%) | 4 (7.5) |