Oxygen saturation of less than 90% is a sign that the lungs and heart are not working well.

An agency may set up a program to check your blood pressure, pulse, oxygen saturation, or weight.

The lowest oxygen saturation recorded throughout the study was 86%.

Another assessment was done after 5 min stable oxygen saturation.

And in areas with low oxygen saturation which both pigments were reduced.

Low Oxygen saturation within the blood supply is a symptom many times present from birth.

Arterial oxygen saturation is less than or equal to 88%.

This test measures the oxygen saturation in the blood.

One study found that only 33% of people presenting to an emergency department with an oxygen saturation below 90% had an increased respiratory rate.

Other sources include oxygen saturation as their fifth sign.