Table 4. Reliability and validity of items within constructs of perceptions among 728 participants in Selangor, Malaysia, 2016.

Construct domain	Indicator	Loadings	Cronbach’s α	Composite Reliability	Average Variance Extracted (AVE)
Cues to action	CA1	0.746	0.685	0.820	0.604
	CA2	0.746
	CA3	0.837
Perceived barriers	PB1	0.640	0.527	0.757	0.513
	PB2	0.675
	PB3	0.820
Perceived benefit	PBE1	0.767	0.843	0.886	0.609
	PBE2	0.735
	PBE3	0.798
	PBE4	0.775
	PBE5	0.822
Perceived susceptibility	PSU1	0.553	0.597	0.774	0.540
	PSU2	0.789
	PSU3	0.832
Perceived severity	PSE1	0.681	0.795	0.855	0.599
	PSE2	0.906
	PSE3	0.699
	PSE4	0.789