. 2011 Sep 15;470(3):670–676. doi: 10.1007/s11999-011-2059-8

Table 3.

Kaplan-Meier analysis of individual factors affecting overall patient survival

Factor	Number of patients	10-year survival (%)	p Value
Sex
Male	36	61	0.71
Female	16	63	0.71
Age at diagnosis
< 40 years	27	71	0.20
≥ 40 years	25	52	0.20
Number of recurrences
Single	19	67	0.87
Multiple	33	59	0.87
Recurrence type
Soft tissue	23	49	0.47
Bone	29	70	0.47
Time of recurrence
Within 2 years	27	62	0.37
After 2 years	25	57	0.37
Grade
1	23	73	0.04
2	20	53
3	9	50
Location
Axial	30	47	0.04
Peripheral	22	75	0.04
Metastasis
Yes	15	17	< 0.001
No	37	82	< 0.001