CPAPtalk.com

I have had the misfortune to have been 'served' by HMO's who apparently assume their bottom line improves when a patient DIES.

jskinner wrote:

M.D.Hosehead wrote:But I remain skeptical. It seems unlikely that sleep stages and apneas can be detected from blood flow in a finger. The company won't say how they do it, except to claim they've developed an algorithm that produces valid, reliable diagnoses.

The Watch-PAT uses a combination of peripheral arterial tone (PAT), pulse rate, actigraphy and oximetry. There has been quite a bit of validation on this device. I guess you take a look in PubMed

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Hi, how far did you go about home- testing yourself with a WatchPAT?

I find that your posts and those of janknitz, are valuable in this thread. But posts by others, particularly those by Sleep Clinics techs are real trash.