Table 1.

Summary of the clinical characteristics for the study cohort

Sex
 Males69%
 Females31%
Age, y
 Median64
 Range46–87
Site of primary
 Colon78%
 Rectum22%
Diagnosis
 Synchronous45%
 Metachronous55%
Previous chemotherapy
 Yes69%
 No31%
Relapse
 First occurrence86%
 Secondary occurrence14%
Maximum diameter, cm
 Median3
 Range0.9–20
Number of lesions
 Median2
 Range1–25
Histologic grade
 1–248%
 352%
Vascular emboli
 No22%
 Yes78%