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Table 3 A priori probability of the severity of the injury. Processed by the Authors
From: Influence of seat-belt use on the severity of injury in traffic accidents
Variables | N° Cases | K/SI Risk | Comments |
|---|---|---|---|
Vehicle Type | |||
Car | 241,092 | 2.13% | Cars, van, all-terrain |
Buses | 4400 | 2.39% | Minibus <=17 passengers, bus, bi-articulated bus |
Trucks | 12,359 | 2.99% | Rigid Truck, Truck, articulated, articulated vehicle |
Road Type | |||
High speed road | 47,125 | 2.39% | Motorways, dual carriageway, others high speed roads |
Medium speed road | 61,064 | 5.53% | Conventional roads of 1 and 2 lanes |
Low speed road | 144,350 | 0.68% | Service ways, streets, neighbor roads, private roads |
Others | 5143 | 2.29% | Bike roads or similar |
Collision Type | |||
Collision | 201,504 | 2.12% | Frontal, side, and multiple collision, collision by range or against obstacle |
Run Over | 24,279 | 1.20% | Running over a person or an animal |
Turn upside down | 8528 | 5.15% | |
Vehicle fall | 3985 | 2.65% | Fallen down a mountain or in the city |
Others | 19,433 | 2.49% | Get out of the way or similar |
Age | |||
< 25 | 29,865 | 2.19% | |
25–40 | 95,217 | 2.17% | |
41–60 | 96,189 | 2.17% | |
> 60 | 31,266 | 2.25% | |
Unknown | 5314 | 1.77% | |
Gender | |||
Men | 178,839 | 2.22% | |
Women | 76,837 | 2.10% | |
Unknown | 2175 | 0.98% | |
Seat-Belt | |||
Yes | 191,843 | 2.24% | |
No | 5900 | 12.92% | |
Unknown | 60,108 | 0.90% | |
Infringement | |||
No infringement | 82,450 | 2.58% | |
Disrespect traffic signals | 16,623 | 2.37% | Not respect the stop, yield, traffic light and others priority of step signals |
Disrespect traffic norm | 14,712 | 2.00% | Not respect the indications of a traffic agent, crosswalk and similar |
Reckless maneuvers | 30,860 | 3.49% | Like wrong way, zigzag circulation, wrong reverse circulation, dangerous overtake, stop without just cause, park in a prohibited places, car races, not indicate or indicate wrongly a maneuver, incorrectly change direction |
Unknown | 113,206 | 1.51% | |
Speed | |||
No infraction | 115,810 | 2.65% | No infraction |
Inadequate | 11,483 | 3.62% | Inadequate speed for road conditions |
Exceeding | 1520 | 4.08% | Exceeding the established speed |
Slow | 132 | 3.44% | Slow march / hindering circulation |
Unknown | 128,906 | 1.59% | |
Distraction | |||
No | 67,111 | 1.84% | |
Yes | 18,478 | 7.04% | Like use: mobile phone, gps, hands-free, radio, dvd, smoke, others |
Unknown | 172,262 | 1.78% | |
Errors | |||
No | 75,037 | 2.55% | |
Yes | 51,143 | 3.72% | Like don’t see: a traffic sign, a vehicle, a walker, an obstacle, and others |
Unknown | 131,666 | 1.36% | |
Visibility | |||
Adequate Visibility | 178,839 | 3.60% | |
Inadequate Visibility | 76,837 | 5.09% | |
Unknown | 2175 | 0.64% | |