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Table 1 Emergently intubated patient traits (n = 318 observations)

From: In emergently ventilated trauma patients, low end-tidal CO2and low cardiac output are associated and correlate with hemodynamic instability, hemorrhage, abnormal pupils, and death

PetCO 2 (mmHg) 29.9 ± 10.0
Cardiac Output (L/min) 6.0 ± 2.6
Age 46.7 ± 18.3
ISS 21.5 ± 13.9
ISS ≥ 15 65.2%
Hypotension 18.5%
Bradycardia 13.4%
Cardiac Arrest 9.1%
Major Blood Loss 23.3%
RBC Transfusion 23.3%
Lactate (mmol/L) 4.4± 3.5
Base Deficit −4.8 ± 7.4
GCS 6.4 ± 4.6
GCS ≤ 8 72.6%
Abnormal Pupils 34.3%
Death 34.3%
  1. PetCO 2 end-tidal carbon dioxide, ISS Injury Severity Score, GCS Glasgow Coma Score.