Table 1.

Clinical characteristics (n = 195 patients)

Clinical characteristicsNumber (%)
Sex
 Male101 (51.8)
 Female94 (49.2)
Anatomic location
 Intrahepatic cholangiocarcinoma158 (81)
 Extrahepatic cholangiocarcinoma37 (19)
Ethnicity
 Caucasian174 (89.2)
 Asian14 (7.1)
 African American7 (3.6)
Age
 Median (range)62 (24–86)
Sample analyzed
 Primary tumor biopsy or resection141 (72%)
 Biopsy of metastatic site54 (27%)