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Table 1 Swiss Stage of Hypothermia

From: Should capnography be used as a guide for choosing a ventilation strategy in circulatory shock caused by severe hypothermia? Observational case-series study

Hypothermia stage

Clinical findings

Core temperature (if available)

I (mild)

Conscious; shivering

35–32 °C

II (moderate)

Impaired consciousness; may or may not be shivering

<32–28 °C

III (severe)

Unconscious; vital signs present

<28 °C

IV

Vital signs absent

Variable