Fig. 2From: Palliative primary tumor resection may not offer survival benefits for patients with unresectable metastatic colorectal neuroendocrine neoplasms, one multicenter retrospective cohort studyKaplan–Meier survival analyses of patients after stratified by histological differentiation. (A) PFS of NETs and NECs in the whole cohort, (B) OS of NETs and NECs in the whole cohort, (C) PFS of patients who received PTR and those who did not in the NET subgroup, (D) OS of patients who received PTR and those who did not in the NET subgroup, (E) PFS of patients who received PTR and those who did not in the NEC subgroup, (F) OS of patients who received PTR and those who did not in the NEC subgroup. PTR: primary tumor resection, PFS: progression free survival, OS: overall survivalBack to article page