Table 2.

Comparison of surgical strategies, pathological details and length of hospital stay

Variables	All patients (n = 59)	Age <60 years (n = 31)	Age >70 years (n = 28)	p value
Resection
Right hemihepatectomy	17 (28.8)	9 (29.0)	8 (28.6)	0.969
Left hemihepatectomy	2 (3.4)	0 (0.0)	2 (7.1)	0.130
Right extended hemihepatectomy	25 (42.4)	15 (48.4)	10 (35.7)	0.325
Left extended hemihepatectomy	2 (3.4)	1 (3.2)	1 (3.6)	–
Uni-segmentectomy or multi-metastasectomy	6 (10.2)	4 (12.9)	2 (7.1)	0.465
Multi-segmentectomy	7 (11.9)	2 (6.5)	5 (17.9)	0.176
Operative details
Estimated blood loss, ml, median (range)	1,000 (100–5,500)	600 (100–5,500)	1,350 (300–2,500)	0.480
Duration of operation, min, median (range)	284 (113–510)	315 (120–510)	253 (113–444)	0.012
Percentage with Pringle maneuvre	10.5	6.5	15.4	0.274
ALPPS procedure	6 (10.2)	4 (12.9)	2 (7.1)	0.465
Combined with PPPD	2 (3.4)	2 (6.5)	0 (0.0)	–
Additional vascular or biliary procedure	21 (35.6)	16 (51.6)	5 (17.9)	0.007
Postoperative laboratory details, median (range)
INR on POD 5, ratio	1.11 (0.94–1.45)	1.13 (0.94–1.45)	1.09 (1.00–1.38)	0.599
Bilirubin POD 5, mg/dl	0.8 (0.4–5.1)	0.8 (0.5–5.1)	0.7 (0.4–3.7)	0.134
Peak bilirubin, mg/dl	1.7 (0.5–23.1)	1.8 (0.9–23.1)	1.5 (0.5–10.2)	0.060
Pathology
Percentage with R0 resections	88.9	89.3	88.5	0.923
Percentage with R1 resections	11.1	10.7	11.5	0.923
Length of hospital stay, days, median (range)
Intensive care unit	1 (0–38	1 (1–31)	1 (0–38)	0.585
Postoperative nights	15 (2–86)	17 (2–86)	12 (5–81)	0.171
LOS	17 (6–112)	18 (7–87)	15 (6–112)	0.174
Readmissions
Number of patients readmitted	15 (25.4)	11 (35.5)	4 (14.3)	0.062
Postoperative nights including readmission, days, median (range)	15 (5–90)	19 (5–90)	13 (5–81)	0.106