Figure 2 Modified Physiological Triage Tool (MPTT)-24 algorithm with increased respiratory rate upper threshold (β₯24), conscious level assessment using Alert; responds to Verbal stimulus; responds to Painful stimulus; Unresponsive (AVPU scale) and the additional assessment for external catastrophic haemorrhage. Vassallo 2017. CC BY 4.0. Jamie Vassallo @JamieVassallo #Management #MPTT24 #Modified #Physiological #TriageTool #MajorIncident #MassCasualty #Catastrophe #Algorithm #Protocol