Table 1.

Demographic and clinical characteristics of patients

Variable	No. (%) (n=261)
Age, median (range, yr)	65.6 (33-91)
Sex
Male	148 (56)
Female	113 (44)
Tumor location
Intrahepatic	208 (80)
Extrahepatic	53 (20)
Tumor size, median (range, cm)	4.6 (0.8-15)
Multiple tumors	51 (19)
Tumor differentiation
Well-moderately differentiated	211 (80)
Poorly differentiated	50 (20)
Lymph node disease	67/209 (32)
CA19-9, median (range, U/mL)	71.9 (0-20,000)
Stage
I	88 (34)
II	55 (21)
III	23 (9)
IV	95 (36)

CA19-9, carbohydrate antigen 19-9.