Table 1.

Patients' characteristics.

Patients characteristics	N. (%)
Male	37 (62.7%)
Female	22 (37.3%)
Age	24–90 years
Primary Location	(n. 59)
lower limb	40 (67.8%)
upper limb	6 (10%)
chest	3 (5.1%)
abdomen	7 (12%)
other	3 (5.1%)
Metastatic Sites	(n. 26)
Lung	23 (88%)
Bone	4 (15.4%)
Other	14 (53.8%)
Primary Treatment	(n. 59)
Surgery	42 (71.2%)
Chemotherapy	10 (16.9%)
Radiation therapy	3 (5%)
NA	4 (6.9%)
Extension of Surgery	(n. 49)
R0	26 (53%)
R1	12 (24.5%)
R2	2 (4%)
NA	9 (18.5%)
First Line of Chemotherapy	(n. 20)
Anthracycline-based	11 (55%)
Oral cyclophosphamide	4 (20%)
Other regimens	5 (25%)
Second Line of Chemotherapy	(n. 14)
Anthracycline-based	3 (21.4%)
Trabectedin	3 (21.4%)
Other regimens	8 (57.2%)
Locoregional Treatment
Radiation therapy	23 (48.9%)
Lung metastasectomy	8 (17%)
Excision of local recurrence	14 (29.8%)
Radiofrequency	2 (4.3%)