Table 1

 Interventional criteria taken from Garner et al12, with suggested paediatric modification

Patient requiresSuggested paediatric modification
BP, blood pressure; CNS, central nervous system; CT, computed tomography.
Operative intervention (non-orthopaedic; within 6 hours)
Fluid resuscitation of 1000 ml or more, to maintain BP >89 mmHgFluid resuscitation in excess of 20 ml/kg
Invasive CNS monitoring, or a positive head CT scan
A procedure to maintain the airway, or assisted ventilation
Decompression of a tension pneumothorax