Table 4.

Confirmatory factor analysis results.

Construct	Item	λ	AVE	CR
Perceived severity (PS)	PS1	0.85	0.67	0.86
	PS2	0.78
	PS3	0.83
Perceived vulnerability (PV)	PV1	0.74	0.69	0.90
	PV2	0.87
	PV3	0.85
	PV4	0.86
Perceived fear (PF)	PF1	0.87	0.74	0.92
	PF2	0.90
	PF3	0.78
	PF4	0.88
Health anxiety (HA)	HA1	0.82	0.62	0.83
	HA2	0.84
	HA3	0.70
Self-efficacy (SE)	SE1	0.89	0.69	0.87
	SE2	0.88
	SE3	0.71
Response efficacy (RE)	RE1	0.68	0.56	0.84
	RE2	0.76
	RE3	0.84
	RE4	0.71
Protection motivation (PM)	PM1	0.87	0.70	0.90
	PM2	0.80
	PM3	0.93
	PM4	0.73
Behavioral intention (BI)	BI1	0.88	0.64	0.84
	BI2	0.77
	BI3	0.75

Model fit indices: χ²/df = 2.10, (p < 0.05, df = 320); CFI = 0.96; TLI = 0.95; RMSEA = 0.05; SRMR = 0.06.