Prehospital Intubation: A Lifesaving Intervention for Trauma Patients

A new modelling study from researchers at UCL and the Severn Major Trauma Network suggests a significant improvement in survival rates for trauma patients requiring a breathing tube if the intubation occurs before they reach the hospital.

Trauma patients requiring a breathing tube may have an increased chance of survival if the tube is inserted before hospital arrival.

Key Findings

The analysis indicates that prehospital emergency intubation for high-risk trauma patients could improve 30-day survival by 10.3%. This crucial intervention holds the potential to save an estimated 170 lives annually in the UK. The findings, published in The Lancet Respiratory Medicine, provide robust evidence supporting the benefits of prehospital emergency anaesthesia with intubation.

Context and Policy Implications

Trauma remains a leading cause of death for individuals under 40 in England and Wales. Performing prehospital intubation necessitates an advanced critical care team, a service primarily delivered by air ambulance services across the UK.

The study's results are poised to inform critical policy discussions regarding funding for specialist prehospital critical care teams. This could include considerations for public funding for air ambulances or enhanced training programs for ground ambulance crews to perform such procedures.

Methodology

Researchers meticulously analyzed data from 6,467 trauma patients who received treatment at Southmead Hospital Major Trauma Centre in Bristol. To identify those who would benefit most from this intervention, an AI-assisted machine learning model, aptly named 'Intub-8', was developed. This model effectively predicted patient outcomes based on eight routinely collected prehospital measurements, pinpointing high-risk individuals.

Economic Impact

Among the 229 high-risk patients identified by the 'Intub-8' model, those who received prehospital intubation demonstrated a 10.3% higher likelihood of surviving within a 30-day period.

Scaling these findings nationally, researchers estimate that the consistent provision of prehospital intubation could save 170 lives each year across the UK. Furthermore, a detailed cost-effectiveness analysis estimated annual savings of approximately £101 million for the UK, largely attributed to reduced costs of extended care and the invaluable lives saved.

Limitations

The authors acknowledge that these findings are specific to a mixed rural-urban UK setting, where highly trained physician-paramedic teams are responsible for all prehospital intubation procedures. The survival benefit observed may therefore vary in other healthcare systems. Further research is warranted to explore long-term outcomes and potential complications associated with this intervention.

The study received funding from Wellcome and the National Institute for Health and Care Research UCLH Biomedical Research Centre.