Stage | Clinical findings | Core temperature (°C) (if available) |
---|---|---|
Hypothermia I (mild) | Conscious, shiveringa | 35–32 °C |
Hypothermia II (moderate) | Impaired consciousnessa; may or may not be shivering | <32–28 °C |
Hypothermia III (severe) | Unconsciousa; vital signs present | <28 °C |
Hypothermia IV (severe) | Apparent death; Vital signs absent | Variableb |