Table 2.
Tumor Characteristics by Frontline Chemotherapy Group
| Frontline chemotherapy
|
|||
|---|---|---|---|
| Platinum | Non-platinum | p value | |
| Tumor Location* | |||
| Upper extremity | 1 (5) | – | 0.18 |
| Lower Extremity | 15 (68) | 1 (25) | |
| Axial | 5 (23) | 1 (25) | |
| Retroperitoneal-visceral | 1 (5) | 2 (50) | |
|
| |||
| Tumor Depth* | |||
| Superficial | 5 (23) | 1 (25) | 0.06 |
| Deep | 16 (72) | 1 (25) | |
| Visceral | 1 (5) | 2 (50) | |
|
| |||
| Tumor Size* | |||
| ≤ 5cm | 4 (19) | 0.13 | |
| >5 cm and ≤ 10 cm | 10 (48) | 3 (100) | |
| >10 cm | 7 (33) | ||
|
| |||
| Tumor Subtype* | |||
| Osteoblastic | 14 (67) | 2 (67) | 0.33 |
| Fibroblastic | 6 (28) | 1 (33) | |
| Chondroblastic | 1 (5) | – | |
|
| |||
| Recurrence* | |||
| Local | 2 (10) | 2 (50) | 0.02 |
| Distant | 7 (32) | 2 (50) | |
|
| |||
| Metastatic at diagnosis* | 2 (10) | 1 (25) | 0.4 |
*
n (%) of patients with available data.