Aussie mat comparable with PSG for OSA diagnosis

An Australian-designed mat-based device is just as accurate as the gold-standard test of polysomnography (PSG) for diagnosing sleep disordered breathing, according to a validation study led by its inventor.  

The Sonomat, which was invented by Professor Colin Sullivan, is placed on a mattress and monitors patients' movements and other data without them being wired up external sensors.

In the study, 62 subjects were assessed using simultaneous PSG and Sonomat recordings.

The researchers report positive correlations for sleep

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