Clipped to a fingertip, a pulse oximeter uses light beams to analyze your heart rate and the amount of oxygen being carried in your bloodstream. Normal levels in otherwise-healthy adults range between ...

The doctors and nurses didn’t believe Tomisa Starr was having trouble breathing. Two years ago, Starr, 61, of Sacramento, California, was in the hospital for a spike in her blood pressure. She has ...

One of the first studies exploring the relationship between skin tone and oximeter accuracy was published in 2005 by Anesthesiology. The study concluded that of the three pulse oximeters tested on a ...

Dr. Takuo Aoyagi, a Japanese bioengineer, was the first to invent pulse oximetry in 1974. 2 The pulse oximeter is based on the light absorption characteristics of hemoglobin at different wavelengths.

The differences, or bias, between estimates of blood oxygen saturation levels as measured with pulse oximeters compared to the gold-standard method of measuring oxygen saturation in arterial blood ...

Anil Oza is a general assignment reporter at STAT focused on the NIH and health equity. You can reach him on Signal at aniloza.16. Rather than provide clarity on how to reduce racial bias in pulse ...

Please provide your email address to receive an email when new articles are posted on . Real-world study looked at relationship between skin pigmentation and pulse oximeter bias in critically ill ...

In the EXAKT study from the U.K., the home-use pulse oximeters assessed all gave higher oxygen saturation (SpO2) readings for patients with darker skin tones than for patients with lighter skin tones.

The doctors and nurses didn’t believe Tomisa Starr was having trouble breathing. Two years ago, Starr, 61, of Sacramento, California, was in the hospital for a spike in her blood pressure. She has ...