Observed versus expected mortality in pediatric patients intubated in the field with Glasgow Coma Scale scores < 9

Pedram Emami1, Patrick Czorlich2, Friederike S Fritzsche2

  • 1Department of Neurosurgery, University Medical Center Hamburg-Eppendorf (UKE), Martinistrasse 52, 20246, Hamburg, Germany. p.emami@uke.de.

Insights

Prehospital intubation for severe traumatic brain injury (TBI) in children aged 1-6 years showed higher mortality than expected. Further research is needed to determine if a Glasgow Coma Scale score of 8 or less is the sole criterion for intubation in this vulnerable group.

Area of Science:

  • Emergency Medicine
  • Neurosurgery
  • Pediatric Critical Care

Background:

  • A Glasgow Coma Scale (GCS) score ≤ 8 is a critical indicator for intubation in severe traumatic brain injury (TBI).
  • The impact of prehospital intubation on mortality in TBI patients varies across different age groups.
  • Understanding age-specific outcomes is crucial for refining TBI management protocols.

Purpose of the Study:

  • To evaluate the effect of prehospital intubation on mortality in severe TBI patients.
  • To analyze these effects across distinct age subgroups, focusing on pediatric and elderly populations.
  • To compare observed mortality with expected mortality based on injury severity.

Main Methods:

  • Analysis of data from 21,242 severe TBI patients (Abbreviated Injury Scale head ≥ 3, GCS < 9, ISS > 9) from the TraumaRegister DGU® (2002-2013).
  • Stratification into five age groups: 1-6, 7-15, 16-55, 56-79, and ≥ 80 years.
  • Observed mortality was compared to expected mortality using the Revised Injury Severity Classification, version II.

Main Results:

  • Intubated patients had higher median Injury Severity Scores (ISS) and mortality rates (42.2%) compared to non-intubated patients (30.0%).
  • A significantly higher observed mortality (42.2%) than expected (33.4%) was noted in the youngest subgroup (1-6 years old) of intubated patients (p=0.03).
  • No significant difference between observed and expected mortality was found in other age groups.

Conclusions:

  • Prehospital intubation in very young children (1-6 years) with severe TBI may be associated with increased mortality.
  • The GCS score of 8 or less may not be the sole reliable criterion for intubation in this specific pediatric age group.
  • Further clinical trials are warranted to investigate optimal intubation criteria for severe TBI in young children.
Abstract

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