Table 1.
Patient characteristics in the ORH vs. LHR group
| Characteristics | ORH (n = 57) | LRH (n = 40) | P |
|---|---|---|---|
| Sex (male), n (%) | 46 (81%) | 29 (73%) | 0.34 |
| Age, years | 68.7 ± 1.4 | 70.7 ± 1.6 | 0.36 |
| BMI (kg/m2) | 23.2 ± 0.4 | 23.1 ± 0.5 | 0.77 |
| Diagnosis | 0.1 | ||
| CRLM, n (%) | 23 (40%) | 14 (34%) | |
| HCC, n (%) | 29 (51%) | 26 (65%) | |
| ICC, n (%) | 5 (8.8%) | 0 (0%) | |
| Frequency of hepatectomy (2 times/≥3 times), n (%) | 43 (75%)/14 (25%) | 30 (75%)/10 (25%) | 0.96 |
| Tumor location (S1/S2-6/S7-8), n (%) | 6 (11%)*/28 (49%)*/23 (40%) | 0*/29 (73%)*/11 (28%) | 0.02 |
| Maximum tumor size (mm) | 26.9 ± 1.7 | 21.7 ± 2.1 | 0.06 |
| Number of tumors | 2.1 ± 0.2 | 1.4 ± 0.3 | 0.04 |
| Previous hepatectomy | |||
| Laparoscopy/open, n (%) | 7 (12%)/50 (88%) | 30 (75%)/10 (25%) | < 0.001 |
| Hr0/HrS-1/Hr2-3, n (%) | 21 (37%)*/19 (33%)/17 (30%)* | 29 (73%)*/8 (20%)/3 (7.5%)* | 0.002 |
| Location with previous hepatectomy | |||
| Same/opposite lobe, n (%) | 28 (49%)/29 (51%) | 28 (70%)/12 (30%) | 0.04 |
| Adjacent/non-adjacent section, n (%) | 43 (75%)/14 (25%) | 32 (80%)/8 (20%) | 0.6 |
Abbreviations: BMI, body mass index; CRLM, colorectal liver metastasis; HCC, hepatocellular carcinoma; ICC, intrahepatic cholangiocarcinoma; LRH, laparoscopic repeat hepatectomy; ORH, open repeat hepatectomy
* Significant difference by post hoc analysis