Factors/items

Mean

SD

Factor Loading

α

Factor 1. Speed Advantage

0.653

1. Attempting to overtake when he kept the same speed with other vehicles

3.98

0.85

0.50

2. Attempting to overtake in the absence of proper conditions

4.55

0.71

0.45

3. Attempting to frequently change lane in order to secure the speed advantage

4.02

0.88

0.61

Factor 2. Space Occupation

0.747

1. No yield when other vehicles trying to overtake

3.53

1.25

0.63

2. Passing someone’s vehicle on the right-hand side

4.00

0.90

0.52

3. Driving long time on the passing lane

3.46

1.06

0.88

Factor 3. Contend the Right of Way

0.824

1. Driving on the emergency lane

3.86

1.22

0.55

2. Driving on the bus lane

4.58

0.68

0.49

3. No yield when meeting the pedestrians

4.61

0.63

0.42

4. Honking and attempting to cross the pedestrian at the crossing

4.36

0.90

0.61

5. Driving on the bicycle lane

3.85

1.16

0.56

Factor 4. Contend the Space Advantage

0.874

1. Jumping the queue when traffic jams

3.41

0.92

0.69

2. Drive without enough safety margins

4.04

0.96

0.62

3. Attempt to overtake someone signalling a right turn

4.45

0.80

0.62

4. Shortening the headway in order to prevent other vehicle to jump the queue

3.62

1.11

0.76

5. Not turn signal while changing lane

4.12

0.93

0.65

6. No slow down at the intersection.

3.93

0.96

0.72