Ensure adequate BVM ventilation
Assess for ETT placement using presents of measurable ETCO2 and waveform
In out of hospital use, this had SN 1.0 and SP 1.0 in detected good placement
In out of hospital use, this had SN 1.0 and SP 1.0 in detected good placement
Capnography
Compartment pressure measurement
Thromboelastography 
Glasgow-Blatchford Bleeding Score
Tourniquet
Tourniquet 
Age adjusted D-dimer
D-dimer