Exclusion criteria
We excluded patients with stage higher than IB2, those treated with
neoadjuvant therapy (chemotherapy or radiotherapy), those who did not
undergo intact radical hysterectomy, those who treated radical
radiotherapy, those who were generally poor conditions or had severe
diseases that could not tolerate anesthesia and surgery, those who had
other malignant tumors or infectious diseases that were difficult to
control, and those whose case data were incomplete.