n healthy infants and children, mean SPo2 values at sea level have been reported to be 97% to 99% and they might be lower in neonates and young infants (range: 93%-100) (1)
in adults less than 70 years of age when awake at rest and at sea level: 96% - 98%
aged 70 and above when awake at rest and at sea level: greater than 94%.
NB: Patients of all ages may have transient dips of saturation to 84% during sleep
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