Clinicopathological characteristics
CRC
A total of 64 consecutive patients with CRC were recruited prospectively. Thirteen cases were excluded for subsequent analysis, due to insufficient tissue or peritoneal lavage for NGS assays (The workflow of patient enrollment in this study. 40 CRC patients were including in the training cohort underwent NGS assays for mutational profiles of peritoneal cfDNA and 11 CRC patients were enrolled in the validation cohortThe clinicopathological characteristics of enrolled patients in the overall and training cohort