Using the Theory of Planned Behavior to Understand Traffic Violation Behaviors in E-Bike Couriers in China

Table 3

Mean and standard deviation of the score for each item.

Constructs	Items	Semantic scales	Mean	SD
Attitude
	att1	Bad/good	3.25	0.83
	att2	Foolish/wise	3.01	1.26
	att3	Useless/useful	5.13	0.66
	att4	Negative/positive	3.63	1.06
	att5	Harmful/beneficial	2.95	1.12
Injunctive norms
	ins1	Completely disagree/completely agree	2.37	1.62
	ins2	Completely disagree/completely agree	3.63	1.27
	ins3	Completely disagree/completely agree	3.52	1.05
Descriptive norms
	dns1	Completely disagree/completely agree	4.06	0.55
	dns2	Never/very common	4.13	1.07
Perceived behavior control
	pc1	Completely disagree/completely agree	4.91	0.63
	pc2	Very difficult/very easy	4.76	0.72
	pc3	Very unlikely/very likely	5.27	0.57
Intention
	int1	Very unlikely/very likely	3.81	1.71
	int2	Very unlikely/very likely	3.27	1.07
	int3	Very unlikely/very likely	3.39	0.95
Behavior
	tvb1	Never/nearly always	2.97	1.77
	tvb2	True/false	3.09	1.63