A study demonstrated that pulse oximetry is an accurate method for measuring blood oxygen saturation in hospitalized newborns regardless of their skin tone. Pulse oximetry is a widely used medical technique for monitoring oxygen levels in patients' blood. The study results are important because concerns have previously been raised about possible differences in measurement accuracy among patients with different skin tones. This study confirms that the device functions reliably and accurately for all newborns without discrimination. Pulse oximetry remains an important tool in neonatal medicine and intensive care.