Review Article
Humidification during Mechanical Ventilation in the Adult Patient
Table 1
Humidity requirements for gas delivery at different anatomic sites in the airway.
| Anatomic site | Nose or mouth | Hypopharynx | Midtrachea |
| Humidity requirements | 50% relative humidity with AH of 10 mg/L at 22°C | 95% RH with AH of 28 to 34 mg/L at 29 to 32°C | 100% RH with AH of 36 to 40 mg/L at 31 to 35°C |
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Adapted from Cairo [12].
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