Table 3. Univariable and multivariable logistic regression analyses for initial tumor response.

Variable			Univariable		Multivariable
			Odds ratio (95% CI)	P	Odds ratio (95% CI)	P
Complete response
	Age (for increase by 1 year)		0.973 (0.949, 0.998)	0.035	0.976 (0.951, 1.001)	0.058
	Sex
		Male (n = 135)	Reference
		Female (n = 77)	1.318 (0.741, 2.345)	0.347
	Portal hypertension
		No (n = 107)	Reference
		Yes (n = 105)	1.434 (0.827, 2.489)	0.199
	Tumor size, cm
		≤3 (n = 106)	Reference		Reference
		>3 (n = 106)	0.576 (0.331, 1.002)	0.051	0.561 (0.317, 0.994)	0.047
	Child-Pugh classification
		A (n = 177)	Reference
		B (n = 35)	1.029 (0.491, 2.155)	0.941
	Increased tumor marker
		No (n = 117)	Reference
		Yes (n = 85)	0.779 (0.443, 1.371)	0.387
	Bead size, μm
		70–150 (n = 109)	Reference
		100–300 (n = 103)	1.150 (0.664, 1.991)	0.618
Objective response
	Age (for increase by 1 year)		0.984 (0.948, 1.022)	0.404
	Sex
		Male (n = 135)	Reference
		Female (n = 77)	0.577 (0.249, 1.337)	0.200
	Portal hypertension
		No (n = 107)	Reference
		Yes (n = 105)	0.745 (0.321, 1.725)	0.492
	Tumor size, cm
		≤3 (n = 106)	Reference
		>3 (n = 106)	1.314 (0.567, 3.045)	0.524
	Child-Pugh classification
		A (n = 177)	Reference
		B (n = 35)	1.514 (0.427, 5.364)	0.520
	Increased tumor marker
		No (n = 117)	Reference
		Yes (n = 85)	1.312 (0.550, 3.127)	0.540
	Bead size, μm
		70–150 (n = 109)	Reference		Reference
		100–300 (n = 103)	0.489 (0.206, 1.163)	0.106	0.486 (0.204, 1.158)	0.104

Variable selection in the multivariable model was performed using backward elimination of all variables included in this study.

CI = confidence interval