Table 2. The overall survival rate before and after PSM.

	TACE (N = 78)	Surgery (N = 51)	OR (95% CI)	p
The entire cohort
6-months OS rate	74 (94.9)	44 (86.3)	0.99 (0.63–1.56)	0.967
1-year OS rate	66 (84.6)	37 (72.5)	0.97 (0.60–1.58)	0.901
2-year OS rate	52 (66.7)	31 (60.8)	0.96 (0.56–1.66)	0.895
3-year OS rate	39 (50.0)	22 (43.1)	1.09 (0.56–2.10)	0.802
4-year OS rate	28 (35.9)	19 (37.3)	0.89 (0.43–1.84)	0.745
5-year OS rate	22 (28.2)	11 (21.6)	1.40 (0.54–3.65)	0.492
The PSM cohort
6-months OS rate	31 (100.0)	30 (96.8)	1.13 (0.62–2.04)	0.688
1-year OS rate	26 (83.9)	22 (71.0)	1.15 (0.60–2.24)	0.672
2-year OS rate	23 (74.2)	19 (61.3)	1.24 (0.60–2.57)	0.566
3-year OS rate	18 (58.1)	15 (48.4)	1.22 (0.52–2.84)	0.651
4-year OS rate	14 (45.2)	14 (45.2)	1.03 (0.41–2.63)	0.945
5-year OS rate	10 (32.3)	8 (25.0)	1.38 (0.41–4.63)	0.598

Note: PSM, Propensity score matching, OS, Overall survival.