characteristics Univariable analysis Univariable analysis Univariable analysis Univariable analysis Multivariable analysis Multivariable analysis
HR (95%CI) HR (95%CI) P value P value HR (95%CI) P value
Age
≤45 Reference Reference Reference 1 Reference 1
>45 0.92 (0.36~2.32) 0.92 (0.36~2.32) 0.92 (0.36~2.32) 0.854 0.8 (0.19~3.35) 0.761
Tumor size Tumor size
≤4cm Reference Reference Reference 1 Reference 1
>4cm 1.62 (0.57~4.6) 1.62 (0.57~4.6) 1.62 (0.57~4.6) 0.364 2.15 (0.52~8.83) 0.289
NACT
No Reference Reference Reference 1 Reference 1
Yes 1.6 (0.21~12.2) 1.6 (0.21~12.2) 1.6 (0.21~12.2) 0.65 0.01 (0~1.93) 0.09
Chemotherapy Chemotherapy Chemotherapy Chemotherapy
Non etoposide + platinum Reference Reference Reference 1 Reference 1
etoposide + platinum 0.31 (0.07~1.35) 0.31 (0.07~1.35) 0.31 (0.07~1.35) 0.118 0.04 (0~0.89) 0.041
No 0.58 (0.13~2.55) 0.58 (0.13~2.55) 0.58 (0.13~2.55) 0.47 0.03 (0~0.86) 0.04
Radiotherapy
No Reference Reference Reference 1 Reference 1
Yes 2.29 (0.53~9.97) 2.29 (0.53~9.97) 2.29 (0.53~9.97) 0.27 4.23 (0.27~67.47) 0.478
Gravidity
≤3 Reference Reference Reference 1 Reference 1
>4 1.27 (0.5~3.22) 1.27 (0.5~3.22) 1.27 (0.5~3.22) 0.616 14.42 (0.95~218.47) 0.054
Parity
≤2 Reference Reference Reference 1 Reference 1
>3 1.52 (0.44~5.25) 1.52 (0.44~5.25) 1.52 (0.44~5.25) 0.509 0.32 (0.01~7.61) 0.478
Type of operation, n (%)
Laparoscopic surgery Reference Reference Reference 1 Reference 1
Robotic surgery 1.84 (0.62~5.51) 1.84 (0.62~5.51) 1.84 (0.62~5.51) 0.274 5.52 (0.71~42.9) 0.103
Open surgery 5.22 (1.57~17.34) 5.22 (1.57~17.34) 5.22 (1.57~17.34) 0.007 3.22 (0.49~21.34) 0.225
Pathology
Pure Reference Reference Reference 1 Reference 1
Mixed 0.36 (0.13~1.01) 0.36 (0.13~1.01) 0.36 (0.13~1.01) 0.052 0.02 (0~0.45) 0.014
Uterus invasion
No Reference Reference Reference 1 Reference 1
Yes 6.34 (2.22~18.07) 6.34 (2.22~18.07) 6.34 (2.22~18.07) 0.001 24.5 (1.37~439.31) 0.03
LVSI
No Reference Reference Reference 1 Reference 1
Yes 1.78 (0.7~4.52) 1.78 (0.7~4.52) 1.78 (0.7~4.52) 0.223 3.11 (0.33~28.99) 0.32
Parametrium invasion Parametrium invasion Parametrium invasion Parametrium invasion Parametrium invasion
No Reference Reference Reference 1 Reference 1
Yes 3.77 (1.09~13.09) 3.77 (1.09~13.09) 3.77 (1.09~13.09) 0.036 3.24 (0.2~53.1) 0.41
Surgical margin Surgical margin Surgical margin Surgical margin
No Reference Reference Reference 1 Reference 1
Yes 4.26 (0.97~18.73) 4.26 (0.97~18.73) 4.26 (0.97~18.73) 0.055 0.17 (0.01~4.74) 0.297
Perineural invasive Perineural invasive Perineural invasive Perineural invasive
No Reference Reference Reference 1 Reference 1
Yes 2.65 (0.87~8.1) 2.65 (0.87~8.1) 2.65 (0.87~8.1) 0.087 0.66 (0.09~5.04) 0.689
Lymph node metastasis Lymph node metastasis Lymph node metastasis Lymph node metastasis
No Reference Reference Reference 1 Reference 1
Yes 1.97 (0.76~5.1) 1.97 (0.76~5.1) 1.97 (0.76~5.1) 0.161 0.61 (0.05~8.08) 0.705
Depth of stromal invasion Depth of stromal invasion Depth of stromal invasion Depth of stromal invasion Depth of stromal invasion
≤1/3 Reference Reference Reference 1 Reference 1
>2/3 4.86 (0.65~36.58) 4.86 (0.65~36.58) 4.86 (0.65~36.58) 0.124 3.75 (0.17~83.14) 0.403