Table 2.

Association between Clinicopathologic Factors and 5-year OS and RFP

Variable	No. (%)	5-year OS, %	P	5-year RFP,* %	P
All patients	73	72.1		46.2
Age, years			0.17		0.24
≤60	41 (59)	71.1		51.5
>60	29 (41)	73.2		37.7
Sex			0.79		0.52
Female	40 (57)	74.5		39.7
Male	30 (43)	69.2		55.9
Smoking			0.11		0.68
Never	45 (67)	80.8		43.8
Former/current	22 (33)	41.5		44.3
Comorbidity			0.68		0.37
Absence	47 (67)	73.4		41.6
Presence	23 (33)	69.9		56.5
Surgery			0.41		0.051
Total sternectomy	13 (19)	62.5		21.9
Subtotal sternectomy	57 (81)	74.1		51.6
Malignant disease			0.49		0.012
Primary	25 (36)	80.2		67.2
Secondary	45 (64)	65.9		29.4
Pathologic margins			0.003		0.037
R0	50 (71)	84.3		55.7
R1/R2	20 (29)	19.7		10.4

Note. Unless otherwise noted, data are no. (%) and include patients with malignant tumors only

^*Data available for 54 patients.

** Missing data - % calculated based on number of cases where data were available.