Table 4:
Propensity score matched comparison of perioperative outcomes
| West (n=45) | East (n=45) | ||
|---|---|---|---|
| Age, median (IQR) | 69 (60–76) | 66 (64–73) | 0.824 |
| Male gender, n | 28 | 34 | 0.255 |
|
ASA score,
n
1 2 3 |
8 33 4 |
6 33 6 |
0.710 |
| Jaundice at presentation, n | 17 | 15 | 0.826 |
| Directly preoperative bilirubin, μmol/L, median (IQR) | 12 (9–21) | 15 (10–22) | 0.445 |
|
Preoperative biliary drainage, n
None Percutaneous Endoscopic Both |
11 8 14 12 |
9 2 32 2 |
< 0.001 |
| Preoperative cholangitis, n | 14 | 17 | 0.658 |
| Future live remnant share, %, median (IQR) | 64 (40–76) | 60 (48–69) | 0.939 |
| Portal vein embolization, n | 6 | 8 | 0.772 |
|
Type of resection, n
Left hemihepatectomy Extended left hemihepatectomy Right hemihepatectomy Extended right hemihepatectomy |
26 3 13 3 |
27 2 13 3 |
0.974 |
| Portal vein reconstruction, n | 13 | 12 | 1.000 |
| Operative time, min, median (IQR) | 447 (394–564) | 639 (553–749) | < 0.001 |
| Estimated blood loss, mL, median (IQR) | 1280 (500–2422) | 1610 (1310–2470) | 0.013 |
| Margin, R0, n | 29 | 37 | 0.094 |
|
Final pathology,
n
Perihilar cholangiocarcinoma IPNB Benign |
41 3 1 |
45 - - |
0.123 |
| Morbidity, Dindo grade III or higher, n | 25 | 19 | 0.292 |
| Liver failure, ISGLS grade B/C, n | 7 | 10 | 0.591 |
| Biliary leakage, ISGLS grade B/C, n | 17 | 6 | 0.015 |
| Hemorrhage, ISGLS grade B/C, n | 5 | 0.714 | |
| 90-day mortality, n | 3 | 4 | 1.000 |