High Dose Thiotepa in Patients with Relapsed or Refractory Osteosarcomas: Experience of the SFCE Group

Table 1

Patient and disease characteristics at initial diagnosis (𝑁=45).

	Number of patients	%
Patient characteristics
Sex
Male	29	64.4
Female	16	35.6
Characteristics of initial disease
Localised disease	33	73.3
Lung metastasis	9	20.0
Bone metastasis	2	4.4
Lung + bone metastasis	1	2.2
Initial histological response
Good response	17	37.8
Poor response	28	62.2
Initial treatment
Surgery + chemotherapy	44	97.8
Surgery + chemotherapy + radiotherapy	1	2.2