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Table 1 Clinicopathologic characteristics of patients who underwent potentially curative resection for colorectal cancer liver metastases

From: Adjuvant therapy after resection of colorectal liver metastases: the predictive value of the MSKCC clinical risk score in the era of modern chemotherapy

  n (%) or median (range)
n 297 (100)
Gender  
 Male 199 (67)
 Female 98 (33)
Age [years] 64 (30 – 88)
Initial stage of disease [UICC]  
 I 22 (7)
 II 56 (19)
 III 94 (32)
 IV 125 (42)
Site of primary tumor  
 Colon 166 (56)
 Rectum 131 (44)
CEA level [μg/l] 1 15.1 (0.5 – 7606)
Time of metastasis  
 Synchronous 125 (42)
 Metachronous 172 (58)
Number of metastases  
 1 160 (54)
 > 1 137 (46)
Size of largest metastasis  
 < 5 cm 143 (48)
 ≥ 5 cm 154 (52)
Distribution of metastases  
 Unilobar 186 (63)
 Bilobar 111 (37)
Extent of liver resection  
 Major resection (>2 segments) 172 (58%)
 Minor resection (≤2 segments) 125 (42%)
MSKCC clinical risk score  
 ≤ 2 171 (58)
 > 2 126 (42)
  1. 1Prior to resection of colorectal cancer liver metastases.