Table 1 Demographic and clinical characteristics of the cohort
From: Suboptimal chemotherapy is an adverse prognostic factor in osteosarcoma
Number | Percent of total (100%) | |
|---|---|---|
Total patients | 132 | 100 |
Age | ||
≤11(F), ≤12(M) | 24 | 18.2 |
12 to 14 (F), 13 to 15 (M) | 34 | 25.8 |
15 to 39 (F), 16 to 39 (M) | 70 | 53.0 |
≥40 | 4 | 3.0 |
Gender | ||
Male | 93 | 70.5 |
Female | 39 | 29.5 |
Location | ||
Distal femur | 66 | 50.0 |
Proximal tibia | 35 | 26.5 |
Proximal humerus | 6 | 4.5 |
Proximal fibula | 11 | 8.3 |
Proximal femur | 4 | 3.0 |
Hip/pelvic | 3 | 2.3 |
Others | 7 | 5.3 |
Pathological fracture | ||
Yes | 7 | 5.3 |
No | 125 | 94.7 |
Subtype | ||
Osteoblast | 103 | 78.0 |
Chondroblastic | 13 | 9.8 |
Fibroblastic | 6 | 4.5 |
Others | 10 | 7.6 |
Chemotherapy | ||
Optimal chemotherapy | 52 | 39.4 |
Suboptimal chemotherapy | 80 | 60.6 |
Local recurrence | ||
Yes | 27 | 20.5 |
No | 105 | 79.5 |
Distal metastasis | ||
Yes | 57 | 43.2 |
No | 75 | 56.8 |