Table 1.
Patient characteristics
| Resected perihilar cholangiocarcinoma | |
|---|---|
| n = 231 | |
| Age 1 | 65 (33–83) |
| BMI 1 | 24.5 (16–41) |
| Gender (male) 2 | 156 (60) |
| ASA score 2 | |
| 1 | 12 (5) |
| 2 | 130 (56) |
| 3 | 85 (37) |
| 4 | 4 (2) |
| Bismuth-Corlette 2 | |
| I | 8 (4) |
| II | 17 (7) |
| IIIa | 55 (24) |
| IIIb | 44 (19) |
| IV | 100 (43) |
| UICC stage 2 | |
| I | 10 (4) |
| II | 79 (34) |
| IIIa | 31 (13) |
| IIIb | 104 (45) |
| IVa | 7 (3) |
| IVb | 0 (0) |
| Resection margin 2 | |
| R0 | 154 (68) |
| R1 | 73 (32) |
| Lymph node status 2 | |
| N0 | 122 (53) |
| N+ | 109 (47) |
| Microvascular invasion 2 | |
| Yes | 41 (20) |
| No | 160 (80) |
| Histopathological grading 2 | |
| Grade 1 | 11 (5) |
| Grade 2 | 153 (67) |
| Grade 3 | 63 (28) |
| Perineural sheath infiltration 2 | |
| Yes | 164 (90) |
| No | 20 (11) |
| Lymphangitis carcinomatosa 2 | |
| Yes | 89 (46) |
| No | 106 (54) |
| T Stage 2 | |
| 1 | 16 (7) |
| 2a | 63 (27) |
| 2b | 67 (29) |
| 3 | 78 (34) |
| 4 | 7 (3) |
| Resection side 2 | |
| Left hepatectomy | 86 (37) |
| Extended left hepatectomy | 15 (7) |
| Left trisectionectomy | 71 (31) |
| Right hepatectomy | 145 (63) |
| Extended right hepatectomy | 6 (3) |
| Right trisectionectomy | 139 (60) |
| Surgical approach 2 | |
| Standard major hepatectomy | 111 (48) |
| Hilar en bloc resection | 120 (52) |
| Portal vein resection 2 | |
| Yes | 136 (59) |
| No | 95 (41) |
| Complications (Clavien-Dindo) 2 | |
| None | 28 (12) |
| I | 11 (5) |
| II | 51 (22) |
| IIIa | 62 (27) |
| IIIb | 41 (18) |
| IVa | 6 (3) |
| IVb | 1 (0) |
| V | 31 (12) |
| CA 19-9 (kU/l) 1 | 63.0 (1–32670) |
| ICU stay (days) 1 | 4 (2–123) |
| Hospital stay (days) 1 | 23.0 (7–213) |
| 30-day mortality 2 | 16 (7%) |
| 90-day mortality 2 | 29 (13) |
| Hospital readmission | 48 (21) |
| Adjuvant chemotherapy | |
| Yes | 39 (18) |
| No | 182 (82) |
| Recurrence / Death 2 | 176 (76) |
1 Data is presented as median and range. 2 Data is presented as count and proportions (%)