Table 2 Univariable and multivariable analyses to determine independent predictors of relapse-free survival of primary retroperitoneal liposarcoma

1.341 (0.691–2.603)

0.386

0.406 (0.155–1.063)

0.067

1.013 (0.985–1.043)

0.360

1.018 (0.987–1.050)

0.258

0.961 (0.89–1.038)

0.315

1.015 (0.956–1.078)

0.616

0.382 (0.007–21.583)

0.640

1.002 (0.441–2.279)

0.995

0.998 (0.979–1.017)

0.808

1.024 (1.004–1.043)

0.017*

1.036 (1.013–1.060)

0.002*

1 (0.99–1.01)

0.989

0.992 (0.96–1.025)

0.632

0.991 (0.935–1.049)

0.746

0.94 (0.784–1.128)

0.507

1 (0.993–1.007)

0.960

1.061 (0.566–1.989)

0.853

0.804 (0.376–1.719)

0.574

1.918 (1.025–3.589)

0.042*

1.300 (0.653–2.588)

0.455

0.021*

0.018*

0.822 (0.244–2.767)

0.454 (0.082–2.519)

1.451 (0.722–2.915)

0.553 (0.144–2.120)

38.718 (3.462–433.047)

44.905 (3.462–582.423)

0.158

0.093

1.749 (0.85–3.601)

2.593 (1.010–6.660)

2.074 (0.918–4.688)

5.006 (0.930–26.946)

0.991 (0.958–1.024)

0.580

1.418 (0.651–3.088)

0.379

0.988 (0.781–1.249)

0.918

1 (1–1)

0.337

1.33 (0.672–2.632)

0.413

1.895 (0.924–3.886)

0.081

1.290 (0.535–3.110)

0.57

1.02 (1.005–1.035)

0.007

1.013 (0.995–1.031)

0.167

1.303 (0.69–2.46)

0.415