Table 1 Clinicopathological characteristics of the 9 patients studied by SSH
Good responders | Poor responders | |
|---|---|---|
Number of patients | 5 | 4 |
Mean age at diagnosis [95% IC] (years) | 14 [5-17] | 13.5 [13-16] |
Sex | ||
Male | 3 | 2 |
Female | 2 | 2 |
Tumor location | ||
Upper limb | 2 | 1 |
Lower limb | 3 | 3 |
Histological subtype | ||
Osteoblastic | 4 | 3 |
Osteoblastic and chondroblastic | 1 | 1 |
Mean tumor size [95% IC] (cm) | 12.5 [8-34] | 9 [6.7-25] |
Mean viable residual tumor cells [95% IC] (%) | 2.5 [1-4.5] | 25 [17-37] |