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Table 9 Description of possibly fatal (AIS4+) injuries, by type of cyclist, Rhône road trauma registry, 1996-2008

From: The injury epidemiology of cyclists based on a road trauma registry

Teenagers and adults injured in towns Teenagers and adults injured outside towns Injured children Total  
n = 182 injuries n = 77 injuries n = 14 injuries n = 273 injuries  
n Col. % n Col. % n Col. % n Col. %  
         head
7 3.8% 0 0.0% 1 7.1% 8 2.9% whole area, major injury or massive destruction
1 0.5% 0 0.0% 0 0.0% 1 0.4% vertebral artery, laceration
3 1.6% 4 5.2% 0 0.0% 7 2.6% brain stem, contusion, hemorrhage or laceration
1 0.5% 0 0.0% 0 0.0% 1 0.4% cerebellum, hematoma, intracerebellar
3 1.6% 0 0.0% 0 0.0% 3 1.1% cerebellum, hematoma, subdural
0 0.0% 4 5.2% 0 0.0% 4 1.5% cerebrum, contusion(s)
1 0.5% 0 0.0% 0 0.0% 1 0.4% cerebrum, diffuse axonal injury
24 13.2% 12 15.6% 3 21.4% 39 14.3% cerebrum, hematoma, epidural or extradural
22 12.1% 8 10.4% 1 7.1% 31 11.4% cerebrum, hematoma, intracerebral
30 16.5% 11 14.3% 3 21.4% 44 16.1% cerebrum, hematoma, subdural
13 7.1% 8 10.4% 2 14.3% 23 8.4% cerebrum, edema
4 2.2% 3 3.9% 1 7.1% 8 2.9% cerebrum, intraventricular hemorrhage
11 6.0% 3 3.9% 1 7.1% 15 5.5% base or vault fracture
2 1.1% 1 1.3% 1 7.1% 4 1.5% unconscious on admission or initial observation at scene, no other injury description
122 67.0% 54 70.1% 13 92.9% 189 69.2% head, total
         face
1 0.5% 2 2.6% 0 0.0% 3 1.1% maxilla fracture, blood loss > 20% by volume
1 0.5% 2 2.6% 0 0.0% 3 1.1% face, total
         neck
1 0.5% 0 0.0% 0 0.0% 1 0.4% carotid, laceration, major
1 0.5% 0 0.0% 0 0.0% 1 0.4% neck total
         thorax
2 1.1% 0 0.0% 0 0.0% 2 0.7% (crush) bilateral obliteration of a substantial portion of the chest cavity including internal organs
1 0.5% 0 0.0% 0 0.0% 1 0.4% aorta, thoracic, laceration, major, with hemorrhage
0 0.0% 1 1.3% 0 0.0% 1 0.4% heart (myocardium), contusion, severe
11 6.0% 3 3.9% 0 0.0% 14 5.1% lung, contusion, bilateral
0 0.0% 2 2.6% 0 0.0% 2 0.7% lung, laceration, bilateral with hemomediastinum
18 9.9% 9 11.7% 0 0.0% 27 9.9% rib cage, fracture > 3 ribs on one side at least, with hemo-/pneumothorax
7 3.8% 3 3.9% 0 0.0% 10 3.7% rib cage, fracture, with flail
39 21.4% 18 23.4% 0 0.0% 57 20.9% thorax, total
         abdomen
1 0.5% 0 0.0% 0 0.0% 1 0.4% anus, laceration, massive
1 0.5% 1 1.3% 0 0.0% 2 0.7% kiney, laceration, major
1 0.5% 0 0.0% 0 0.0% 1 0.4% liver laceration, massive, complex
7 3.8% 0 0.0% 0 0.0% 7 2.6% spleen laceration
0 0.0% 0 0.0% 1 7.1% 1 0.4% stomach laceration, massive
10 5.5% 1 1.3% 1 7.1% 12 4.4% abdomen, total
         cervical spine
2 1.1% 1 1.3% 0 0.0% 3 1.1% brachial plexus injury
4 2.2% 0 0.0% 0 0.0% 4 1.5% cord contusion, laceration or complete cord syndrom
6 3.3% 1 1.3% 0 0.0% 7 2.6% cervical spine, total
         thoracic spine
2 1.1% 1 1.3% 0 0.0% 3 1.1% complete cord syndrom, with fracture
2 1.1% 1 1.3% 0 0.0% 3 1.1% thoracic spine, total
         lower extremities
1 0.5% 0 0.0% 0 0.0% 1 0.4% pelvis, substantial deformation and displacement with associated vascular disruption or with major retroperitoneal hematoma
2 1.1% 0 0.0% 0 0.0% 2 0.7% lower extremities, total