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Template:Shock index
From WikEM
Shock index (SI)[1]
SI = HR / SBP
- Used when HR and SBP do not predict severity of hypovolemia in early stages
- May be used as secondary triage tool in mass casualty incidents[2]
- 0.5-0.7 is normal
- >0.70-0.75 for occult shock or requirement of life-saving intervention
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