Flowchart of patients with CRC and PM (n=133). CRC, colorectal cancer; PM, peritoneal metastases; HIPEC, hyperthermic intraperitoneal chemotherapy; OX-HIPEC, oxaliplatin-based HIPEC; EPIC, post-operative intraperitoneal chemotherapy; OXIRI-HIPEC, oxaliplatin-irinotecan-based HIPEC.