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| Variables | Descriptions |
|
| Personal characteristics |
| Gender | Male, 0; Female, 1 |
| Age | Estimated age group: young (<30), 1; middle-aged (30-50), 2; elderly (>50), 3 |
| Mode of transportation | Pedestrian, 1; bicycle, 2; electric bicycle, 3 |
| Direction | The direction which the people come from when the people arrives at the intersection: left, 1; right, 2; back, 3 |
|
| Arriving behaviour & environmental conditions |
| Arrival phase | The phase of motor vehicles: the left-turn light of the approach whose direction is same as the direction of observation group is green (close left turn), 1; the go straight light of the approach whose direction is vertical to the direction of observation group is green, 2; the left-turn light of the approach whose direction is vertical to the direction of observation group is green (far left turn), 3 |
| Speed change upon arrival | The people’s speed change when the people arrive at the intersection: slower, 1; faster, 2; unchanged, 3 |
| Cross traffic volume∗ | Average volume crossing motor vehicles per lane per minute during the red-light phase of pedestrians and cyclists when the people arrive at the intersection (rank from small to large): low (0-25%), 1; medium (26%-75%), 2; high (76%-100%), 3 |
| No. of people waiting upon arrival | The number of other pedestrians who are waiting for the green light when the people arrive at the intersection |
| No. of people crossing upon arrival | The number of other pedestrians who are crossing against the red light when the people arrive at the intersection |
| IRLR behaviour | Whether to run the red light immediately when the people arrive at the intersection: no, 0; yes, 1 |
| RLR behaviour | Whether to run the red light: no, 0; yes, 1 |
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