Clinical study of different interventional treatments for primary hepatocellular carcinoma based on propensity-score matching

Table 1 Comparison of patients’ baseline data before matching, n (%)

Variable	Group A (n = 125)	Group B (n = 106)	χ2/t	P value
Sex			0.392	0.531
Male	77 (61.60)	61 (57.55)
Female	48 (38.40)	45 (42.45)
Age (years), mean ± SD	54.84 ± 7.95	54.07 ± 9.99	0.656	0.513
Child-Pugh grading			8.331	0.004
Grade A	78 (62.40)	46 (43.40)
Grade B	47 (37.60)	60 (56.60)
TNM stage			7.262	0.007
Stage III	81 (64.80)	50 (47.17)
Stage IV	44 (35.20)	56 (52.83)
ECOG score (score)			9.532	0.002
0-1	83 (66.40)	49 (46.23)
2	42 (33.60)	57 (53.77)

TNM: Tumor-node-metastasis; ECOG: Eastern Cooperative Oncology Group.