Need Help interpreting data

General Discussion on any topic relating to CPAP and/or Sleep Apnea.
carlossm
Posts: 30
Joined: Fri Jan 26, 2007 6:59 pm
Location: Tijuana, Mexico

Need Help interpreting data

Post by carlossm » Thu Feb 01, 2007 11:35 pm

Hi everyone, I just downloaded the data from my S8 to my pc. I reaaly don't understand the data and need soe help. First, I got this readings:

AHI = 3.4
HI = 0.3
AI = 3

This numbers are what my cpap detected, but where they cured? Or in other words, was my cpap able to respond to this apneas and blow enough air so that I could breath? Or where these apenas detected by my cpap but t was not able to respond to them.

TIA
Carlos San Miguel


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pedroski
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Post by pedroski » Fri Feb 02, 2007 12:41 am

AHI = 3.4
HI = 0.3
AI = 3
Hi Carlos,

Those figures are excellent. That's an indication of what's happening while you are sleeping.

AHI = apnoea hypopnea index
AI - apnoea index
HI = hypopnea index

You need to know what these mean and do. AHI is the number of apneas and hypopneas per hour of sleep, and you need to aim to get this under 5.

A hyponea is a 50% reduction in air flow for more than 10 s, followed by a 4% desaturation, and/or arousal.

An apnoea is a complete obstruction for at least 10 seconds.

An AHI of less than 5 is considered normal. An AHI of 5-15 is mild; 15-30 is moderate and more than 30 events per hour characterises severe sleep apnea.

The figures show that the machine is working well. What was your figure from the sleep study? (Untreated)

Peter


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Snoredog
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Re: Need Help interpreting data

Post by Snoredog » Fri Feb 02, 2007 1:02 am

[quote="carlossm"]Hi everyone, I just downloaded the data from my S8 to my pc. I reaaly don't understand the data and need soe help. First, I got this readings:

AHI = 3.4
HI = 0.3
AI = 3

This numbers are what my cpap detected, but where they cured? Or in other words, was my cpap able to respond to this apneas and blow enough air so that I could breath? Or where these apenas detected by my cpap but t was not able to respond to them.

TIA
Carlos San Miguel


carlossm
Posts: 30
Joined: Fri Jan 26, 2007 6:59 pm
Location: Tijuana, Mexico

interpreting results

Post by carlossm » Fri Feb 02, 2007 10:17 am

Hi, I was diagnosed with severe OSA. I went to the sleep lab in june 2002. And I've been using my cpap ever since. I remember the clinic tech telling me in the morning(after the first night in the lab) that I was very sick, that I had close to 700 "micro-awakenings"(I'm trying to translate here, this was all told to me in spanish as I went to a clinic in Monterrey Mexico) and that my Oxigen concentration(level?) was always around 80% sometimes dropping down to 40%. I was also told that I never went past second stage, so I never went into profound sleep or REM. The second night the put me on the cpap and in the morning I was a new man. It is incredible how the cpcap changed my life.I've had OSA ever since I can remember, but I didn't know it. I was allways tired, I would fall asleep in the middle of the day, even while driving, it was very hard to stay awake. I would snore so loud that I'd wake up with ringing in my ears. Then one day, while talking with a Doctor friend of mine and telling her all my problems, she suggested I visit the sleep lab.
I've read several posts on this forum and noticed how depresed poeple get becuse they were diagnosed with OSA, and how terribe the thought of using a cpcp for the rest of you life is. But you know, I never looked at it that way. I allway try to aware friends of the dangers of OSA. And I allways travel with my cpap(and I travel quite a bit). And I've never had anyone looking at me in a strange way because of my problem.

>> How does that 3 per hour compare to your diagnostic PSG events per >>hour?

Pardon mi ignorance but what is PSG?

I'm new to all these figures...

Carlos San Miguel


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oldgearhead
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Post by oldgearhead » Fri Feb 02, 2007 10:24 am

PSG = Sleep Study (I can't spell polysonograph)

From what you have said, xPAP theorpy has helped to decrease your
AHI from 30+ to 3.3. This is very good.

Keep up the good work!


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carlossm
Posts: 30
Joined: Fri Jan 26, 2007 6:59 pm
Location: Tijuana, Mexico

Last night reading

Post by carlossm » Fri Feb 02, 2007 11:03 am

Last nigh reading : AHI = 2.1

Carlos San Miguel