Table 4.

Multivariate analyses of prognostic factors for OS and DFS

Overall Survival		Disease-Free Survival*
Prognosticators	P Value	Prognosticators	P Value
Stage	< 0.001	Stage	0.10
Ulceration	0.043	Surgical Technique	0.004
Histological Type	0.410	Adjuvant Therapy	< 0.001
Anatomic Region	0.251	Gender	0.351

* DFS in non-metastatic patients who received definitive surgery.