TABLE 3.

Univariate Analysis of Potential Prognostic Factors for Recurrence-free Survival^*

	Local Disease Recurrence	Distant Disease Recurrence	Any Disease Recurrence
Factor	P	P	P
Age ≥50 y	.16	.77	.95
Male gender	.95	.23	.95
Extremity primary tumor	.005	.85	.051
Primary tumor size <5 cm	.38	.11	.06

^*The number of patients was 73, except in the case of tumor size, for which documented measurements were available in only 53 patients.