Table 2.

Characteristics of UPS, MFS and OSA patient cohorts presenting with non-metastatic disease

		UPS cohort (n = 29)		MFS cohort (n = 50)		OSA cohort (n = 55)
Clinical parameter		Number	%	Number	%	Number	%
Gender
	Male	14	48.3	26	52.0	37	67.3
	Female	15	51.7	24	48.0	18	32.7
Tumor size
	≤9 cm	10	34.5	22	44.0	23	41.8
	>9 cm	19	65.5	26	52.0	28	50.9
	Missing	0	0.0	2	4.0	4	7.3
Grade
	Grade 1	0	0.0	0	0.0	0	0.0
	Grade 2	1	3.4	9	18.0	9	16.4
	Grade 3	28	96.6	41	82.0	46	83.6
Depth
	Deep	25	86.2	34	68.0	NA	NA
	Superficial	4	13.8	16	32.0	NA	NA
Follow-up status
	ANED	17	58.6	26	52.0	31	56.4
	AWED	1	3.5	0	0.0	2	3.7
	DECEASED	4	13.8	8	16.0	1	1.8
	DOD	7	24.1	16	32.0	21	38.1
Necrosis after preoperative chemotherapy
	≤90%	NA	NA	NA	NA	37	67.3
	>90%	NA	NA	NA	NA	8	14.6
	Missing	NA	NA	NA	NA	10	18.1
Age at diagnosis (years)
	Mean	63.6		68.1		28.3
	SD	12.0		15.9		17.9
	Minimum	31		32		7
	Maximum	83		95		89
Follow-up (months)
	Median	66		58		79
	Range	(12, 179)		(1, 201)		(12, 270)

ANED: alive no evidence of disease; AWED: alive with evidence of disease, DOD: died of disease; NA: not applicable.