Prediction of the efficacy of first transarterial chemoembolization for advanced hepatocellular carcinoma via a clinical-radiomics model

Table 4 Relationships between the imaging characteristics of the training cohort and the efficacy of transarterial chemoembolization treatment, n (%)/mean ± SD

Characteristics	Effective (n = 50)	Invalid (n = 35)	P value
Diameter (mm)	94.42 ± 33.742	95.91 ± 32.347	0.839
Number of tumors			0.157
One	19 (38.0)	18 (51.4)
Multiple	31 (62.0)	17 (48.6)
Location			0.567
Right	35 (70.0)	24 (68.6)
Left	13 (26.0)	10 (28.6)
Caudate lobe	2 (4.0)	1 (2.9)
Envelope			0.100
Absent	15 (30.0)	16 (45.7)
Present	35 (70.0)	19 (54.3)
Tumor necrosis			0.395
Absent	11 (22.0)	6 (17.1)
Present	39 (78.0)	29 (82.9)
Intratumoral hemorrhage			0.551
Absent	45 (90.0)	31 (88.6)
Present	5 (10.0)	4 (11.4)
Tumor rupture			0.612
Absent	46 (92.0)	32 (91.4)
Present	4 (8.0)	3 (8.6)
Portal vein thrombosis			0.073
Absent	26 (52.0)	13 (37.1)
Present	24 (48.0)	22 (62.9)