Denise M. O’Driscoll, PhD, and colleagues suspected OSA traits could differ between ethnicities as well, possibly posing challenges in diagnosis and treatment, reports Physician’s Weekly.

For a study published in Sleep, the researchers examined whether loop gain, arousal threshold, pharyngeal collapsibility, and muscle compensation differ between Chinese and Caucasian individuals with OSA. They used mathematical modelling techniques to determine how different traits contributed to the underlying pathophysiology of OSA in Chinese patients. Participants were compared by ethnicity and severity of OSA.

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