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A normal reading typically ranges from 95% to 100%. Levels below 92% are considered low and could indicate a more serious issue, so contact a healthcare provider. Seek immediate medical attention for a reading of 88% or lower.
What is a normal pulse oximeter reading? Knowing how to read a pulse oximeter is key to interpreting the results. Most people at sea level have a normal SpO2 reading of 95–100%.
Pulse Oximeter Readings Chart Explained: From 95% to 100% - Health. A pulse oximeter is this little device that measures your blood oxygen levels and pulse rate. It’s a super helpful way to get important info on how well oxygen is circulating in your body. These things work by shining light through your fingertip or earlobe.
Finger pulse oximeters provide a quick and painless way to check blood oxygen saturation levels. An ideal oxygen level is between 95% and 100%. Pulse oximetry can help people with respiratory or cardiovascular conditions.
Pulse oximetry can estimate the levels of oxygen in your blood. Find out how a pulse oximetry test works, what it's used for, and what the readings mean.
Most pulse oximeters are accurate to within 2% to 4% of the actual blood oxygen saturation level. This means that a pulse oximeter reading may be anywhere from 2% to 4% higher or lower than the actual oxygen level in arterial blood. A number of factors can impair the functioning or accuracy of a pulse oximeter.
What Is a Normal Pulse Oximeter Reading? Most pulse oximeters will show two numbers—your pulse and your blood oxygen level. Your oxygen level on the device will be labeled "SpO2."
NIH Research. Issues. Multimedia. About. Subscribe. Medical Technology. Getting an accurate read on pulse oximeters. What to know about using the devices and how their accuracy can be affected. Pulse oximeters can measure blood oxygen saturation levels by sending light through the skin painlessly.
01:40. How to Use a Pulse Oximeter Correctly (and Read the Results) A pulse oximeter is a useful tool that can help measure your oxygen levels, and these tips can lead to more accurate readings. Written by Sophia Keller | Reviewed by Alexandra Schwarz, MD. Published on September 12, 2023.
What to do with your information from the pulse oximeter. You should write your first reading in the blue area of your coronavirus diary on page 23. If you have a thermometer you can take your temperature too. It is a good idea to write down your temperature if you can.