Research confirms that skin pigmentation can reduce the accuracy of pulse oximeters. (IMAGE)

SPIE--International Society for Optics and Photonics

Research confirms that skin pigmentation can reduce the accuracy of pulse oximeters.

Caption

Research confirms that skin pigmentation can reduce the accuracy of pulse oximeters. Researchers found that red light, a key component in pulse oximetry, is more strongly attenuated in pigmented skin. 

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A. Putcha et al., doi: 10.1117/1.BIOS.2.3.032506.

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