Adults with BG>550
ETCO2>35 mmHg has a sensitivity 100%, ETCO2<26 mmHg has specificity of 96%
Adults with BG>250
ETCO2>24.5 mmHg has sensitivity of 90%, ETCO2<24.5 mmHg has specificity of 90%
ETCO2>35 mmHg has a sensitivity 100%, ETCO2<26 mmHg has specificity of 96%
ETCO2>24.5 mmHg has sensitivity of 90%, ETCO2<24.5 mmHg has specificity of 90%
Capnography
Compartment pressure measurement
Thromboelastography 
Glasgow-Blatchford Bleeding Score
Tourniquet
Tourniquet 
Age adjusted D-dimer
D-dimer