Table 2: Influence of treatment variables on metastatic patterns.

ParametersTotalAbsence of metastasisExtrapulmonary metastasisPulmonary metastasis value
Patients (No.)584783

Surgical margin     
 Intralesional1100
 Marginal161231NS
 Wide4034420.700905

Radiotherapy     
 Yes13931NS
 No4538520.550657

Chemotherapy     
 Yes292063
 No2927200.0037966

Local recurrence     
 Yes5311NS
 No5344720.51357

Disease free     
 Yes5040
 No843