Table 1. Clinicopathological characteristics of the osteosarcoma population.
Clinicopathological characteristics | N | % | |
---|---|---|---|
Age at diagnosis (years) | <10 | 06 | 18.2 |
≥10 | 27 | 81.8 | |
mean 15 | |||
Gender | female | 17 | 51.5 |
male | 16 | 48.5 | |
Tumor site | femur | 12 | 36.4 |
tibia | 12 | 36.4 | |
humerus | 06 | 18.2 | |
fibula | 03 | 9.0 | |
Histological type* | osteoblastic | 24 | 77.4 |
chondroblastic | 03 | 9.7 | |
fibroblastic | 03 | 9.7 | |
telangiectatic | 01 | 3.2 | |
Huvos grade* | grade 1 | 07 | 23.3 |
grade 2 | 14 | 46.7 | |
grade 3 | 07 | 23.3 | |
grade 4 | 02 | 6.7 | |
Tumor size* (cm) | <12 | 11 | 52.4 |
≥12 | 10 | 47.6 | |
Metastasis (during treatment) | no | 23 | 69.7 |
yes | 10 | 30.3 |
*Number of patients with available information.