Table 2.

Multivariate analysis of overall survival.

Variable	Number	5-year survival univariate P	Event-free Survival
Sex
Men	30	0,83	0,70
Women	22
Age
≤30 y	22	0,32	0,38
>30 y	30
Size
≤4 cm	30	0,06	0,01
>4 cm	21
Mitoses
<10	27	0,61	0,44
≥10	25
Necrosis
<50%	38	0,66	0,47
≥50%	14
Grade
2	40	0,19	0,16
3	12