Table 3.

Possible Variables for Curability

Variable		Curability		P value
		Complete	Incomplete
Age (years)	Median	59.5	66	0.31
Sex	Male	50	15
	Female	24	3	0.25
Lung metastasis at presentation	Yes	3	7
	No	71	11	0.0003
Distribution	Unilateral	54	5
	Bilateral	19	12	0.001
Max. size (mm)	Median	11.5	17	0.03
Number	Single	41	0
	Multiple	33	18	<0.0001
Perioperative chemotherapy	Yes	27	7
	No	47	11	1
DFI (months)	Median	14.8	3	<0.0001
DFI, disease-free interval