TABLE 2.

Characteristics of 181 Patients Age ≥ 16 Who Died from Low Grade Sarcoma Following Resection with Curative Intent

Characteristic		Number (N=182)	%
Gender	Male	98	54
	Female	83	46
Age at Diagnosis		Median 57 (16 – 90)
Site	Extremity	32	18
	Retroperitoneal/Intraabdominal	97	54
	Trunk	19	10
	Thoracic	8	4
	Visceral¶	14	8
	Head and Neck	10	6
	Skin	1	0.5
Histology	Liposarcoma	97	53
	Desmoid/Fibromatosis†	7	4
	Dermatofibrosarcoma Protuberans (DFSP)	1	0.5
	Malignant Fibrous Histiocytoma	21	12
	Leiomyosarcoma	12	7
	Solitary Fibrous Tumor/Hemangiopericytoma	6	3
	Fibrosarcoma	14	8
	Chondrosarcoma¶¶	7	4
	Other††	16	9
Primary Tumor Size	≤ 5 cm	10	6
	5-10 cm	50	28
	> 10 cm	105	58
	Unknown	16	9
Depth	Deep	169	93
	Superficial	11	6
Margin Status	R0	82	45
	R1	56	31
	R2	29	16
	Unknown	14	8
Radiotherapy	Primary Tumor	42	23
	Recurrent Disease	52	29
Chemotherapy	Primary Tumor	22	12
	Recurrent Disease	82	45
Cause of Death	Local	105	58
	Distant	59	32
	Unknown	17	9
Median Time to Recurrence	Local	29 months (range 1 – 382)
	Distant	74 months (range 1 – 414)
Median Time to Sarcoma-Specific Death	Local	94 months (range 3 – 328)
	Distant	168 months (range 9 – 432)

Because of rounding, not all percentages sum to 100.

^¶Includes gynecologic 6/14 (43%), gastrointestinal 7/14 (50%), and genitourinary 1/14 (7%).

^†Analyses performed excluding patients with desmoids/fibromatosis obtained similar results.

^¶¶Includes extraskeletal myxoid chondrosarcoma 7/7 (100%)

^††Comprises 9 histologic subtypes including endometrial stromal sarcoma, adenosarcoma, angiosarcoma, dendritic cell tumor, malignant mesenchymoma, and sarcoma NOS among others.