Table 1 Comparison of preoperative and intraoperative clinical data between the two groups of RTR group and IPR group before PSM matching

Age, years

52.7 ± 9.5

46.1 ± 9.8

0.002

HDT, min

65.1 ± 13.4

65.3 ± 15.4

0.925

BMI, kg/m²

23.6 ± 3.6

23.5 ± 3.5

0.856

ALB, g/L

34.9 ± 6.5

37.9 ± 7.4

0.043

CIT, h

8.0 (7.4–8.6)

8.0 (8.0–8.0)

0.365

MELD score

13.0 (9.8–21.3)

8.0 (4.0–14.0)

0.365

INR

1.3 (1.1–1.8)

1.2 (1.0-1.5)

0.005

Tbil, U/L

57.6 (18.9-116.5)

23.3 (13.2–53.0)

0.024

TOT, h

6.2 (5.6–6.7)

5.7 (5.3–6.1)

0.026

Total blood loss, ml

2500(1500–3125)

1000(800–2500)

0.001

Total volume of infusion, ml

1600(1200–2725)

1450(900–2000)

0.160

ALT, U/L

50.0(35.7–73.1)

38.4(26.8–64.8)

0.053

ALP, U/L

100.0(75.8–146.0)

123.5(89–150)

0.276

GGT, U/L

50.4(30.0-87.4)

64.9(26.5-103.4)

0.491

AST, U/L

61(42-109.3)

40.2(30.4–72.3)

0.020