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Table 1 Characteristics of the patients who underwent concurrent resection of the primary tumor and liver metastases

From: A comparison of the local immune status between the primary and metastatic tumor in colorectal cancer: a retrospective study

Age (years)
 Median (range) 67 (33–78)
 Male 13
 Female 11
Location of the primary tumor
 Colon 15
 Rectum 9
Histological type
 Well/Moderately differentiated tubular adenocarcinoma 23
 Mucinous 1
Number of liver metastases
 1 16
 2 4
  ≥ 3 4
Maximum size of the metastatic tumor (cm)
 Median (range) 2.4 (0.4–8.0)