:?: How does the CPAP detect central vs obstructive events?

General Discussion on any topic relating to CPAP and/or Sleep Apnea.
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sleepy-programmer
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Re: :?: How does the CPAP detect central vs obstructive events?

Post by sleepy-programmer » Mon Feb 18, 2019 2:08 pm

betsys wrote:
Sun Feb 17, 2019 2:56 pm
Hi, I'm new to this, tonight will be my 7th night with the CPAP. I'm very glad to have found this board!

I had a home sleep study with an AHI of 22 (which they called very severe but I'm seeing higher numbers posted here). According to the study those were all OSA. This little machine is reporting a mix of obstructive and central apneas. How is it measuring that, from a technical standpoint? Is there any reason to think that is actually happening?

thanks much
Betsy

(I have a Resmed Airsense 10 and two masks, a nasal pillow and a full face ,haven't settled on which one yet)
Welcome! About your AHI: don't sweat it too much. 22 is clinically moderate. Some folks here are mild-- I'm mild/moderate, my sleep study showed 6-18 depending on position-- but we aren't getting good sleep without CPAP either.

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Mask: AirFit™ N20 Nasal CPAP Mask with Headgear
Additional Comments: Also have TMJD.