Table 1.

Patients' characteristics at initial management (N = 359) (group 1: limbs and trunk wall, group 2: internal trunk, gynecological, head, and neck).

		All patients		Group 1		Group 2
		(N = 359)		(N = 199)		(N = 160)
		n	%	n	%	n	%
Gender	Male	179	50	116	58	63	39
	Female	180	50	83	42	97	61
Age at diagnosis	Median	60		61		58
	Min-max	14–88		14–88		21–86
Location of primary tumor	Limbs	133	37	133	67
	Trunk wall	66	18	66	33
	Internal trunk	102	28.5			102	64
	Gynecological	41	11.5			41	25.5
	Head and neck	17	5			17	10.5
Size (mm)	Median	90		75		100
	Min-max	5–500		10–500		5–450
Depth	Deep	270	75	117	59	153	95.5
	Superficial	35	10	31	15.5	4	2.5
	Both	54	15	51	25.5	3	2
Histology	Leiomyosarcoma	98	27	37	19	61	38
	Liposarcoma	81	23	32	16	49	31
	UPS or NOS	52	14.5	38	19	14	9
	Others	128	35.5	92	46	36	22
Grade	3	171	48	108	54	63	39
	2	121	34	61	31	60	38
	1	31	8	14	7	17	11
	Unknown	36	10	16	8	20	12
Type of surgery	Amputation/wide resection	252	70	151	76	101	63
	Simple resection/enucleation	103	29	46	23	57	36
	Unknown	4	1	2	1	2	1
Resection margins	R1	158	44	80	40	78	49
	R0	145	40	106	53	39	24
	Unknown	56	16	13	7	43	27
Tumor spillage	Yes	42	12	17	9	25	16
	No	239	67	135	68	104	65
	Unknown	78	21	47	23	31	19
Radiotherapy	Yes	197	55	137	69	60	37.5
	No	162	45	62	31	100	62.5
Chemotherapy	Neo ± adjuvant	84	23	63	32	21	13
	Adjuvant	46	13	28	14	18	11
	No	229	64	108	54	121	76