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. 2020 Jul;12(2):161–170. doi: 10.5249/jivr.vo112i2.161

Table 2. Distribution of answers to questions related to the behavior of motorcycle riders.

Questions related to the behavior of motorcycle riding Answer distribution
How many times the following items have happened to you? Never Seldom Sometimes Often Nearly always
When entering from the main street to a side street, you didn’t notice pedestrian who was crossing. 116 127 50 44 3
%34 %37 %14 %12 %.9
When motorcycling, you didn’t notice pedestrian who was stepping out the parked vehicle. 54 121 131 25 9
%15 %35 %38 %7.2 %2.9
Without realizing that a vehicle is moving on the main road or misjudging its speed, you pulled out from bystreet to the main street. 161 95 64 8 12
%47 %27 %18 %2.4 %3.5
You ignored the “give way” sign and tried hard not to have an accident with the vehicle which has the right of way. 137 117 62 22 2
%40.3 %34.4 %18.2 %6.5 %.6
You didn’t notice or predict that the vehicle parked in the street began pull out in front of you and you tried hard not to have an accident with your motorcycle. 42 142 109 26 21
%12.4 %41.8 %32.1 %7.6 %6.2
On the main road, you wanted to turn right, but you might have an accident with the front vehicle due to paying too much attention to the main flow of traffic and the right side. 83 145 80 24 7
%24.4 %42.6 %23.5 %7.1 %2.1
Due to distraction, you noticed slowing down of the front vehicle with delay and you tried hard to prevent a crash 55 114 122 27 22
%16.2 %33.5 %35.9 %7.9 %6.5
The front vehicle showed the left-turn signal, but you tried to overtake it since you didn’t realized that. 117 92 84 41 6
%34.4 %27.1 %24.7 %12.1 %1.8
While motorcycling, your speed is consistent with the traffic flow. At this moment, the traffic light became red and you tried hard not to have an accident. 108 124 64 34 10
%31.8 %36.5 %18.8 %10 %2.9
You ride too close to the front vehicle so that you had trouble for stopping the motorcycle in emergency situations. 64 158 83 18 17
%18.8 %46.5 %24.4 %5.3 %5
When turning, you turned so that you occupied the entire width of the road. 174 87 48 26 5
%51.2 %25.6 %14.1 %7.6 %1.5
When turning, you lost the control of the motorcycle due to high speed. 122 125 67 21 5
%35.9 %36.8 %19.7 %6.2 %1.5
In roads outside the city, you exceeded the permissible speed. 62 112 68 67 31
%18.2 %32.9 %20 %19.7 %9.1
You ignored the speed limit at night or in early morning. 92 102 83 54 9
%27.1 %30 %24.4 %15.9 %2.6
While motorcycling on the highway, you exceeded the permissible speed. 109 79 86 34 32
%32.1 %23.2 %25.3 %10 %9.4
While motorcycling on the streets in residential areas, you exceeded the permissible speed. 107 97 64 44 28
%31.5 %28.5 %18.8 %12.9 %8.2
You rejected the traffic lights to overtake the adjacent vehicle. 113 112 69 35 11
%33.2 %33.9 %20.3 %10.3 %3.2
You rode the motorcycle with high speed on the freeway or highway. 159 76 49 38 18
%46.8 %22.4 %14.4 %11.2 %5.3
When there was no heavy traffic, you continued motorcycling in the speed line. 96 142 64 24 14
%28.2 %41.8 %18.8 %7.1 %4.1
You had a race with other motorcyclists. 140 71 83 37 9
%41.2 %20.9 %24.4 %10.9 %2.6
You turned with high speed so that you scared yourself 133 113 60 26 8
%33.1 %33.2 %17.0 %7.0 %2.4
You rode the motorcycle on one wheel (did a wheelie). 171 101 45 14 9
%53.3 %23.7 %13.2 %4.1 %2.0
You went off road due to very quick pull away 147 128 39 21 5
%43.2 %37.6 %11.5 %6.2 %1.5
You intentionally caused the motorcycle wheels spinning while stopping. 154 86 75 16 8
%45.3 %25.3 %22.1 %4.7 %2.4
You unintentionally caused the motorcycle wheels spinning while stopping. 169 109 36 17 8
%49.7 %32.1 %10.6 %5 %2.4
In darkness, you rode the motorcycle with the lights off. 172 88 43 20 17
%50.6 %25.9 %12.6 %5.9 %5
When turning, you attempted to brake or slow down the speed. 56 75 46 80 83
%16.5 %22.1 %13.5 %23.5 %24.4
When turning, you start gear shifting. 30 103 79 74 54
%8.8 %30.3 %23.2 %21.8 %15.9
You lost the control of the motorcycle (for example, the steering wheel was shaken) due to high speed. 250 158 84 29 19
%14.7 %46.5 %24.7 %8.5 %5.6
When passing over wet road, your motorcycle trembled. 72 114 122 26 6
%21.2 %33.5 %35.9 %7.6 %1.8
A driver intentionally bothered you or put you in danger. 128 72 91 38 11
%37.6 %21.2 %26.8 %11.2 %3.2
You carried heavy load with your motorcycle. 111 70 88 46 25
%32.6 %20.6 %25.9 %13.5 %7.4
You carried more than one passenger with your motorcycle. 72 70 85 92 21
%21.2 %20.6 %25 %27.1 %6.2
You had an accident with a parked vehicle but you didn’t wait for the vehicle driver. 193 66 47 25 9
%56.8 %19.4 %13.8 %7.4 %2.6
You rode a defective motorcycle. 102 153 43 24 18
%30 %45 %12.6 %7.1 %5.3
You rode the motorcycle without a helmet. 55 62 107 76 40
%16.2 %18.2 %31.5 %22.4 %11.8
You carried a person without helmet by your motorcycle. 55 76 66 94 49
%16.2 %22.4 %19.4 %27.6 %14.4
Before motorcycling, you took the medication affecting the motorcycling. 163 86 42 37 12
%47.9 %25.3 %12.4 %10.9 %3.5
You noticed with delay the stopped vehicle opening vehicle door and you tried hard not to have an accident. 84 123 68 35 30
%24.7 %36.2 %20 %10.3 %8.8
You crossed the intersection when the traffic light was red. 107 141 35 33 24
%31.5 %41.5 %10.3 %9.7 %7.1
You rode the motorcycle in the opposite direction of traffic. 118 127 50 37 7
%34.7 %37.4 %14.7 %10.9 %2.1
You rode the motorcycle on the sidewalk 102 131 69 28 10
%30 %38.5 %20.3 %8.2 %2.9
You used mobile phone while motorcycling. 104 118 92 17 9
%30.6 %34.7 %27.1 %5 %2.6
You rode the motorcycle without eyeglasses. (do not choose "never" if eyeglasses have not been prescribed for you) 171 74 68 21 6
%50.3 %21.8 %20 %6.2 %1.8
You smoked while motorcycling. 170 81 57 21 11
%50 %23.8 %16.8 %6.2 %3.2
You carried passengers with your motorcycle. 204 75 39 16 6
%30 %22.1 %11.5 %4.7 %1.8
When using a helmet or glasses, the glass was blurred. 115 120 67 26 11
%33.8 %35.3 %19.7 %7.6 %3.2
While motorcycling, you used helmet without the strap. 135 105 57 27 15
%39.7 %30.9 %16.8 %7.9 %4.4