Table 2.

Regression results of attitudes toward domestic vaccines.

	Safety (CN)		Effectiveness (CN)
	(Model 1)		(Model 2)
	β1 (SE)	Adjusted OR1 (95%CI)	β2 (SE)	Adjusted OR2 (95%CI)
Key variables
Institutional performance	0.082	1.085	0.093	1.097
	(0.061)	(0.96–1.22)	(0.058)	(0.98–1.23)
Trust in scientists	0.818***	2.265***	0.856***	2.355***
	(0.048)	(2.06–2.49)	(0.048)	(2.14–2.59)
Scientific literacy	−0.018	0.982	−0.034	0.966
	(0.036)	(0.92–1.05)	(0.034)	(0.90–1.03)
Medical expert	0.214**	1.238**	0.182**	1.200**
	(0.063)	(1.10–1.40)	(0.059)	(1.07–1.35)
Traditional media	−0.034	0.967	−0.042	0.959
	(0.063)	(0.85–1.09)	(0.059)	(0.85–1.08)
Biomedical journal	−0.049	0.952	0.004	1.004
	(0.062)	(0.84–1.07)	(0.058)	(0.90–1.12)
Social media	0.059	1.061	0.049	1.050
	(0.059)	(0.94–1.19)	(0.055)	(0.94–1.17)
Control variable
Perceived likelihood	−0.020	0.980	−0.013	0.987
	(0.047)	(0.89–1.07)	(0.044)	(0.91–1.08)
Perceived severity	0.122**	1.130**	0.109**	1.115**
	(0.042)	(1.04–1.23)	(0.040)	(1.03–1.21)
Age	0.034	1.034	−0.009	0.991
	(0.058)	(0.92–1.16)	(−0.55)	(0.89–1.10)
Gender	−0.287*	0.750*	−0.379***	0.684***
	(0.113)	(0.60–0.94)	(0.106)	(0.56–0.84)
Monthly income	0.086	1.090	0.089	1.093
	(0.071)	(0.95–1.25)	(0.066)	(0.96–1.24)
Education	0.101	1.107	0.042	1.043
	(0.059)	(0.99–1.24)	(0.056)	(0.93–1.16)
Log likelihood	−1227.518		−1368.343
LR Chi2	454.70(0.000)		505.13(0.000)
Nagelkerke R2	0.263		0.276
Classification accuracy	82.7%		82.6%
N	2,038		2,038

Adjusted OR (95% CI) = adjusted odds ratio and the corresponding 95% confidence interval.

^*p < 0.05, ^**p < 0.01, ^***p < 0.001.