Localized Angiosarcoma, Not One Disease: A Retrospective Single-Center Study on Prognosis Depending on the Primary Site and Etiology

Table 2

Univariate analysis for median overall survival, local recurrence-free survival, and metastasis-free survival displayed in months and value.

Categories		Prognostic factors for
		Overall survival		Local recurrence-free survival		Metastasis-free survival
		Median OS (months)		Median LRFS (months)		Median MFS (months)
Gender	Female	33.9		11.0		45.1
	Male	27.7	0.5	21.5	0.055	37.5	0.64
Age	<70 years	28.0		16.4		34.2
	≥70 years	31.0	0.24	11.0	0.045	45.1	0.225
Tumor size
	≤5 cm (N = 49)	52.7		21.5		44.0
	>5 cm (N = 19)	56.1	0.94	15.6	0.58	43.5	0.837
	>10 cm (N = 13)	19.9	0.009	8.0	0.012	17.0	0.013
	>15 cm (N = 9)	18.9	0.559	6.0	0.612	18.9	0.38
Lymph node	N0	34.2		12.0		13.0
	N1/Nx	18.9	0.007	7.7	0.587	8.7	0.971
Margins	R0	38.5		12.2		53.0
	R1, R2	15.9	0.021	9.0	0.74	22.4	0.077

 ≤ 0.05;  ≤ 0.01;  ≤ 0.001.