Psychometric validation of a chinese version of COVID-19 vaccine hesitancy scale: a cross-sectional study

Table 3 Model fit indices of confirmatory factor analysis models

	Original dimensions				New dimensions based on EFA results				Original dimensions (modificated)
	CMIN/DF	CFI	TLI	RMSEA	CMIN/DF	CFI	TLI	RMSEA	CMIN/DF	CFI	TLI	RMSEA
Model 1	17.527	0.845	0.813	0.089	18.941	0.832	0.797	0.092	11.052	0.909	0.886	0.069
Model 2	12.494	0.828	0.792	0.093	13.012	0.820	0.783	0.095	6.390	0.922	0.903	0.064
Model 3	4.030	0.812	0.773	0.092	4.381	0.790	0.747	0.098	2.683	0.902	0.874	0.069
Model 4	2.840	0.866	0.838	0.089	2.973	0.856	0.826	0.092	2.033	0.927	0.909	0.067
Model 5	2.169	0.879	0.854	0.079	2.407	0.854	0.824	0.086	1.702	0.929	0.912	0.061

Model 1: Confirmatory factor analysis among all confirmatory samples; Model 2: Confirmatory factor analysis among medical workers; Model 3: Confirmatory factor analysis among students; Model 4: Confirmatory factor analysis among general population; Model 5: Confirmatory factor analysis among public health professionals