How Can a Multidisciplinary Approach Improve Prognosis of Soft-Tissue Sarcomas of Extremities?

Table 3

Multivariate analysis.

Parameters	Univariate analysis	Multivariate analysis
Gender	0.499	0.836
Age at the first diagnosis	0.924	0.183
Size of the tumor	0.292	0.198
Site of the tumor	0.483	0.765
Depth	0.236	0.220
Histological subtype	0.238	0.049
Grade	0.525	0.287
Fluorescence in situ hybridization	0.030	0.034
MRI before surgery	0.008	0.022
Biopsy before surgery	<0.001	0.000
Surgical margins	0.650	0.028
Metastatic status	0.105	0.034
Local relapse	0.048	0.001

A Cox model was carried out including all variables in univariate analysis and using a backward selection procedure which entails including all the covariates in the model.