Abnormal Liver Function Induced by Space-Occupying Lesions Is Associated with Unfavorable Oncologic Outcome in Patients with Colorectal Cancer Liver Metastases

Table 1

Demographic and primary tumor characteristics.

Clinicopathological features	Number (%)
Number of patients	552
Median age at diagnosis (range)	58 (22–87)
Gender
Female	203 (36.8)
Male	349 (63.2)
Age
≤60 years	313 (56.7)
>60 years	239 (43.3)
Location
Rectum	281 (50.9)
Colon	271 (49.1)
Differentiation
Well	13 (2.4)
Moderate	331 (60.0)
Poor	208 (37.7)
Mucinous histology
Yes	36 (6.5)
No	516 (93.5)
T
T1/T2	24 (4.3)
T3/T4	368 (66.7)
Unknown	58 (12.9)
N
N0	160 (29.0)
N1	139 (25.2)
N2	147 (26.6)
Unknown	4 (0.7)
Perioperative chemotherapy
Yes	397 (71.9)
No	155 (28.1)
Perioperative radiotherapy
Yes	341 (61.8)
No	211 (38.2)
Resection
R0	427 (77.4)
R1	23 (4.2)

by findings on final pathological analysis (microscopic and major). Joint Committee on Cancer Staging System.