Table 4

 Injury characteristics of each road-user group

VariableCar occupantsMotorcyclistsPedestriansp value
*Statistically significant.
†Values are mean (SE); median.
ICU, intensive care unit.
Injury Severity Score†14.3 (0.7); 1212.7 (0.4); 913.3 (1); (10)0.04*
Revised Trauma Score†7.6 (0.2); 7.847.6 (0.2); 7.847.6 (0.2); 7.840.8
Probability of survival†0.97 (0.03); 0.990.96 (0.02); 0.990.97 (0.02); 0.990.9
Craniocerebral injury (%)34.955.957.10.0001*
Thoracic injury (%)29.730.631.20.9
Abdominal injury (%)20.112.67.80.009*
Spinal cord injury (%)14.87.95.20.007*
Pelvic injury (%)12.96.118.20.0001*
Extremity injury (%)37.33635.10.9
ICU admission (%)27.822.527.30.2
ICU length of stay (days)†8.1 (1.4); 4.58.1 (0.7); 66.3 (1.2); 30.6
Hospital length of stay (days)†12.9 (1.0); 811.5 (0.6); 79.9 (1.0); 70.2
Mortality†5.33.411.70.007*