Efficacy of radiotherapy in combined treatment of hepatocellular carcinoma patients with portal vein tumor thrombus: a real-world study

Table 3 Efficacy biomarkers before and after RT-based preoperative treatment

Parameter	Before	After	P
Primary tumor size (cm)	7.84 ± 3.99	6.28 ± 3.96	0.034
PVTT size (cm)	1.99 ± 1.80	0.14 ± 0.33	0.002
AFP(log₁₀)	2.48 ± 1.59	1.73 ± 1.51	0.054
PIVKA-II(log₁₀)	3.26 ± 1.09	2.53 ± 1.16	0.075

p < 0.05 was considered statistically significant
AFP: a-fetoprotein; PIVKA-II: protein induced by the absence of vitamin K or antagonist-II; RT: radiotherapy;

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