Table 1. Characteristics of 219 patients with biliary tract cancer.
| Patients
(n = 219) |
||
|---|---|---|
| Age, years | ||
| Median (range) | 69 | (44–86) |
| Sex | ||
| Male | 159 | (72.6) |
| Female | 60 | (27.4) |
| The location of BTC | ||
| ICC | 66 | (30.1) |
| PHC | 63 | (28.8) |
| GBC/CDC | 41 | (18.7) |
| DCC | 49 | (22.4) |
| Pathological lymph node metastasis | ||
| (–) | 138 | (63) |
| (+) | 77 | (35.2) |
| NA | 4 | (1.8) |
| Pathological Stage according to AJCC/UICC 7th | ||
| I | 29 | (13.2) |
| II | 59 | (26.9) |
| III | 79 | (36.1) |
| IV | 49 | (22.4) |
| NA | 3 | (1.4) |
| Histology | ||
| Tubular adenocarcinoma | 178 | (81.3) |
| Poorly differentiated adenocarcinoma | 27 | (12.3) |
| Adenosquamous adenocarcinoma | 5 | (2.3) |
| Mucinous adenocarcinoma | 2 | (0.9) |
| Others | 3 | (1.4) |
| NA | 4 | (1.8) |
Data are expressed as number (%) or median (minimum value - maximum value). Abbreviations: BTC: biliary tract cancer; ICC: intrahepatic cholangiocarcinoma; PHC: perihilar cholangiocarcinoma; GBC: gallbladder carcinoma; CDC: cystic duct carcinoma; DCC: distal cholangiocarcinoma; NA: not available.