Incorporating the Theory of Planned Behaviour into Distracted Driving: Influencing Factors and Intervention Effects

Table 4

Driving distraction degree of drivers.

Number	Items	Mean (SD)
	Cognitive distractions	2.79 (1.274)
B 1	Thinking about the minutiae of work or life	2.61 (1.152)
B 2	Answering calls from family, friends, or colleagues on city roads	2.87 (1.312)
B 4	Answering calls from family, friends, or colleagues on the highway	2.26 (1.331)
B 6	Talking to other people in the car	3.43 (1.301)
	Visual distractions	2.11 (1.161)
B 9	Being drawn to a billboard or object on the side of the road	2.36 (1.095)
B 10	Being drawn to pedestrians or events	1.90 (0.933)
B 12	Checking mobile phone messages	1.86 (1.026)
B 13	Answering mobile phone messages	1.54 (0.909)
B 15	Switching songs, radio, and other vehicle entertainment systems	2.89 (1.310)
	Physical distractions	2.21 (1.131)
B 2	Answering calls from acquaintances on city roads (hand-held)	1.78 (1.251)
B 4	Answering calls from acquaintances on the highway (hand-held)	1.51 (0.979)
B 13	Answering mobile phone messages	1.54 (0.909)
B 14	Adjusting air conditioning temperature and windows	3.31 (1.206)
B 15	Switching songs, radio, and other vehicle entertainment systems	2.89 (1.310)
	Overall	2.41 (1.335)