Enrolment and baseline characteristics of patients
Between April 2021 and June 2022, our research group recruited 28 patients to participate in this trial. Among them, 2 patients did not meet the inclusion criteria. The remaining 26 received neoadjuvant immunotherapy. After therapy, 4 patients refused surgery and chose radiotherapy instead. Finally, 22 patients who received neoadjuvant therapy followed by surgery were included in our data analyses (Trail flow diagram.Patients’ demographics features and clinicopathological characteristics before surgery.