Table 2.

Confirmatory factor analysis and model comparison.

Model	χ2	df	SRMR	CFI	TLI	RMSEA 90% CI
Six-factor modela	949.74	472	0.053	0.92	0.91	0.038 [0.035 0.042]
Five-factor modelb	1271.23	479	0.064	0.86	0.85	0.049 [0.046, 0.052]
Four-factor modelc	1582.51	486	0.071	0.80	0.78	0.057 [0.054 0.061]
Three-factor modeld	2810.01	492	0.092	0.58	0.56	0.083 [0.080 0.086]
Single-factor modele	3035.64	528	0.095	0.55	0.52	0.087 [0.084, 0.090]

Note: ^a = Each variable is independent;^b= Combining AQ and negative emotions as one factor

^c=Combining AQ, negative emotions and perceived infectability as one factor

^d= Combining AQ, negative emotions, perceived vulnerability and germ aversion as one factor

^e= Combining all items into one factor.