Table 3: Multivariate analysis for overall (OS) and event-free survival (EFS) ( ).

VariableOSEFS
Hazard Ratio (95% CI) Hazard Ratio (95% CI)

Sex
 Female11
 Male1.58 (0.76–3.55)0.231.71 (0.86–3.66)0.13
Site of primary tumor
 Extremities11
 Pelvis1.08 (0.42–2.51)0.860.95 (0.40–2.08)0.91
 Axial1.19 (0.51–2.68)0.681.12 (0.53–2.32)0.77
Treatment era
 1993–2007 11
 1977–19922.39 (1.14–5.25)0.02*1.62 (0.84–3.20)0.15
LC modality
 Surgery11
 RT1.32 (0.54–3.29)0.541.53 (0.67–3.57)0.31
 S + RT1.28 (0.56–2.96)0.561.44 (0.68–3.11)0.34

Statistically significant.