If you stop the machine for a toilet break then start it again, then two sessions will be recorded. I am feeling much better. I will ask my dr when I have my follow up appointment in a week but wondered if feeling worse with CPAP is common? Look how normal the resulting respiratory flow rate is. You may call 1-800-356-5221, or e-mail us at: cpap@cpap.com for further assistance. Note: ResMed (incorrectly) labels all periodic breathing as CSR. Hi Jamie, im sorry to hear that you are having night sweats. Additionally, respiratory response to hypoxic and hypercapnic stimuli decreases, not to mention the decreased central respiratory drive, which, along with accessory muscle paralysis, leads to a slight decrease in tidal volume and minute ventilation. Can you please let me know what I need to post? http://www.cpaptalk.com/viewtopic/t99705/Please-help-define-quotClear-Airway-apneaquot.html. At the same time, carbon dioxide continuously forms as long as metabolism takes place. If not, you should. Titration refers to slowly adding more of something until you achieve the desired effect. I just recently switched to 3rd shift, when I sleep in the morning around 4hrs or more my Therapy hours always read less then hour..But when I sleep overnight when Im off work ,it gives me the correct time,4hrs or moreI dont understand, why is that. Your email address will not be published. I have a sophisticated machine that I do not know how to use, and thats bad business!!! The two arrows on the blue bar with the month's name allow you to jump forward or backward by a month. We wish you continued success with your therapy! The AHI measurement is the same for all CPAP machines. Theres a certain amount of leak coming from the mask thats considered normal. Mine is erroring out constantly. Please see the link below which will give you information on AHI and AI. It is normally detected by clusters of Obstructive and Hypopnea events usually associated with an uneven and smaller/narrower Flow Rate chart. Filipino / It is an important parameter in respiratory medicine due to its relationship with blood carbon dioxide levels. If not, you may require adjustments to your CPAP therapy, whether it is a new CPAP machine, alternate CPAP mask, or other CPAP accessory. Thank you. Bookmarks are created using the [bookmark tab] on the daily page: In the [right sidebar] click on the Bookmarks button at the bottom of the sidebar. But then about 4 days ago my AHI for clear (central) apneas began to sky rocket from about 3-4 An hour to 15-20 per hour. CSR is very regular and has a CA at the nadir of the cycle (although the CA may be mis-scored as an OA or a UA). Seeing Flow Limits in this graph is almost always accompanied by an increase in pressure as the ResMed algorithms depend heavily on the flow limits that are shown in this graph. http://www.cpaptalk.com/viewtopic/t73711/Machine-is-recording-AHIs-while-I-am-awake.html. Trke Please wait for others (like Pugsy) because which graphs - and which not - is important, plus there's more to the layout, though you got a bit closer there. https://www.cpap.com/productpage/remzzzs-full-face-cpap-mask-liners, https://www.cpap.com/productpage/silent-night-full-face-cpap-mask-liners. On the Philips Respironics web pages, PB is defined as "Periodic breathing is defined as alternating periods of hyperventilation with waxing/waning tidal volume" Typically the waxing and waning pattern must be quite regular in visual appearance and it must present for at least a minute or two for PB to be scored. Or does an apap machine automatically show a lower reading each time you wear it? There are three reasons that your AHI may rise. Sudden increases in leak rate that have a flat top followed by a sudden drop can be an indication of an open mouth with a nasal mask. This flushes away the exhaled breath and prevents the user from re-breathing his expelled CO2. Hey Gina, im sorry to hear that you are waking with headaches. Now please tell me, does it record a maximum pressure also? I havent been back to the pulmonologist in over 10 years (dont even remember who he was), and have no way to prove DOT compliance. If your mask is leaking and its six to nine months old, consider replacing it. Session Information. Once you know what PB looks like, you can often spot suspicious patterns by simply scrolling through the Flow Rate data in a 5-10 minute window. For example, take a warm bath before you go to bed. After a month using average 7-8 hours at night day time when I sleep in the afternoon it napped more than 2hours. Statistics for pressure, leaks, snores, and respiration. So then. This can be clinically observed and documented with a cyclic variation of breathing pattern with a change in saturation from 90% to 100%. 1 OSCAR Help 2 Creating a Profile 3 Importing Data into OSCAR the FIRST time 3.1 macOS Ventura 13 users 4 Importing Data into OSCAR AFTER the first time 4.1 Step 1. Waking with headaches could be an indication that your pressure is too high, or maybe a sinus problem. Note how quickly pressure hits the top of the PS setting when a breath is missed. It's necessary to deselect all graphs except one, using the chart selector menu at the bottom right of the page. It then diffuses across the alveolar-capillary interface to reach arterial blood. Maximal Tidal Volume = 8 ml/kg * IBW. OSCAR - the Open Source CPAP Analysis Reporter OSCAR is software compatible with Windows, Mac and Linux operating systems, developed for reviewing and exploring data produced by supported CPAP, bilevel, ventilators and related machines used in the treatment of sleep apnea. Please see the links below for a couple of options. During REM sleep, there is generalized hypotonia of all respiratory muscles, except for the diaphragm, and a healthy person becomes diaphragm dependent. What does all this mean. You can search for particular text in your bookmarks using the search window at the top of the sidebar (under the word Bookmarks). Place your mask on (hand holding is OK). We have a product called bFan, that may provide you some relief. I asked him why would I need a machine for such a mild case, why not an oral device? The y-value of the OSCAR AHI graph at any given time is the total number of events recorded during the previous 60 minutes of run time in the current session. The following picture is from a CPAP device where the pressure is at a constant eight(8) cmH2O. What does RE Count mean / represent ? Unfortunately, this is a machine model that CPAP.com doesnt sell. Either way, I would recommend you speak with your doctor, so that your therapy data can be viewed to determine if your settings should be adjusted. Can you explain why? Is that oke ? Hey Rich, sorry to hear about the leak rate that you are experiencing. A feature of flow limitation is that while the downstream pressure is sufficiently low to keep the tube collapsed the flow-rate will be more or less maintained at a constant value, regardless of changes to the driving pressure. by palerider Sun May 16, 2021 3:40 pm, Post This graph is probably the most used in analyzing and interpreting CPAP data. And, while a low setting may be good for you, it might not be good for another person. Cheyne-Stokes respirationis worse in the supine position or moving from supine to lateral body position. Woke up at 10:30 AM, my machine time said 4 hours. On the Daily page, select the bookmark you wish to delete, then click "Remove Bookmark" at the bottom of the panel. The same for RERAs (RE), though not all machines report RERAs. H Ive using my dream machine for 4 months now It automatically adjust to my breathing and it communicates with a app to my phone via Bluetooth to monitor .By far the best machine Ive came across and I also use Flonase everynight before bed .Ahi .3. Just close this tab to go back. ResMed machines record Respiration Rate, Tidal Volume, and Minute Vent, they are not calculated. For posting charts to the forum it's best to turn the pie chart off as it covers up more valuable information. The flattening index is a rather complex calculation taking many factor into consideration. Different amounts of air will be needed if your sleep apnea occurs due to: Also, being obese or overweight could exacerbate things. To assist in understanding your devices responses. The Time at Pressure is a companion graph of the Pressure graph, using the same data and configuration. To gain a better understanding of your therapy data and what your pressure increased to during each apnea, I would recommend you download software called OSCAR. Patients with a weak diaphragm rely on other muscles of inspiration, such as the external intercostals, to maintain adequate tidal volume. Hi Diane, it must be very frustrating not having the total used hours recorded. Usually, a high leak rate, causes your AHI, to increase, unless you have a machine that compensates for the leak, or a defect with your unit. The Pressure graph's configuration menus for Plots and CPAP Overlays are used to configure the Time at Pressure graphs. It is the certifying organization that determines what the criteria is and it is they who may or may not accept OSCAR data as satisfying their documentation requirements. for all practical purposes, the following three terms are interchangeable: Monitor your RDI vs your AHI. Depending upon the type of machine that you have, it could mean that your pressure will blow at a continuous pressure of 4cm throughout the night (CPAP machine), or if you are using an Auto-Titrating (APAP), your pressure may start at 4cm and increase to the pressure that you need, on a breath-by-breath basis up to the maximum pressure that your machine is set to. After using CPAP last night I want to take a look on the data. It also shows the pressure settings. AHI stands for Apnea Hypopnea Index. Airsense 10 autoset, resmed air touch f20. by Julie Sun May 16, 2021 12:30 pm, Post Most therapy is around 4 inches or 10 cmw. So basically the goal of using CPAP is to have a less than 5 AHI ? Resmed machines show a single trace indicating the additional leak. No leaks detected. Before I could talk to the Dr he already prescribed another machine. Nearly all that is happening throughout the night can be seen in the Flow Rate graph though usually in a zoomed view. I have a wonderful mask now with the memory foam and a great seal. Thanks. Your CPAP usage is determined by how long you wear the mask. For the past 2 months I was getting a reading of 2 or smaller for BOTH EPH and AHI. Please speak with your doctor about your concerns, as they may want to complete a new sleep study. I use it faithfully every night, all night. An AHI, below 5, is considered normal. Also, make sure that you have no leak coming from your hose. Session starting, ending, and total times. Event rates per hour. David Repasky has been using CPAP treatment since 2017 and has first-hand experience with what its like to live with Sleep Apnea. Why should I have an AHI of 59 today amd 95 yesterday if using the cpap machine? Buttons (bars) to turn sessions on and off. in feb 2019 i diagnosed with mild OSA. ResMed: Flow Limits are calculated as an index, 0-1, indicating the flatness of the breath-form on the flow rate chart. It will display the image in the post. Post Hello Sue, I would recommend that you speak with your doctor so that your data can be interpreted properly. That is fantastic! Now, look at the little arrows in the calendar. P / Also, you should discuss the increase in AHIs, with your doctor, since he/she, will be able to review your therapy data and determine if you would possibly benefit from a setting adjustment. To go to a particular bookmark, click on the date. Each time the machine is started then stopped is called a session. Then you can put it in the reader and upload to OSCAR or Sleepyhead. The third outside arrow on the far right ->| will immediately jump to the last date with data. Restrictive lung diseases are a group of chronic pulmonary conditions characterized by the inability of the lungs to fully expand, owing to problems in the lungs themselves or the structures surrounding them. Is this showing improvement from my original sleep study? A more complete set of machine settings giving you the pressure and other settings for your machine. If you have further questions, or concerns, please feel free to reach us at: 1-800-356-5221, or you may e-mail us at: cpap@cpap.com. Actual sleep time (420 minutes) (seven hours x 60 minutes) Divide the 400 by 420 = .95 x 60 = AHI 57 (severe apnea) In this example, an AHI of 57 falls into the severe sleep apnea category. If your AHIwasstable, but it is suddenly increasing over the past few weeks or months, you should book a follow up appointment. Please feel free to reach us at: 1-800-356-5221, or you may e-mail us at: cpap@cpap.com, with further questions, or concerns. These terms represent the following: The Apnea-Hypopnea Index (AHI) measurement is usually delivered within the setting of a sleep study report. Basically .9 would be less than 1 event per hour?? 2. Without this data, DME providers cant continue being paid by Medicare. I lost 60 lbs recently and my sleep apnea was cured. etina/ Often, but not always, there will be CAs (or Hs or sometimes OAs) scored at the nadir of the cycle. Therefore, a person relies on the diaphragm to maintain an adequate tidal volume during REM. Morbid obesity and sarcoidosis are examples of extrinsic problems that cause restriction by limiting chest wall expansion. Last night, Thursday, I went to bed at 10:30 and slept until 8 but it said I had over 11 events. Since the problem in obstructive lung disease is expiratory, breathing with higher tidal volumes helps overcome airway resistance. According to them oscar does not work with a prisma smart machine. Hi there my AHI is reading 0.9 and my pressure is 12 was wondering how many episodes is that? Congrats on your weight loss! Normal 14. Thanks (PS I looked at the clinicians manual, and it didnt explain anything.). These allow you to inspect all the important things which happened during the night, right down to a breath-by-breath review. The Philips lags in both directions. Detailed information about your respiration throughout the night. It lets us see how the pressure is being delivered. Are you currently using a Humidifier with your therapy? It is a vital clinical parameter that allows for proper ventilation to take place. Unfortunately, we no longer sell the smart card, or have access to the required software. Oscar requires that data is collected on an SD card which MUST be inserted into the PAP machine during use to . Compare it to the square-wave which is what Philips gives, even with Flex at 3. The available flags will vary depending on your machine. Click the small green arrows to move back & forth by one day. Does the leak rate effect your AHI number. Alternatively press and hold the Escape (Esc) key or Down Arrow on your keyboard for a couple of seconds. Each individual is unique, therefore it seems sensible that CPAP therapy offers different pressure settings and not everyone would require the same setting for their obstructive sleep apnea (OSA). OSCAR is based on SleepyHead so it will get you heading in the right direction. Please confirm with your doctor what the RE means and a possible explanation as to why it has doubled. First is mask leak. My personal bilevel settings are 21/12.5 for a gap of 8.5. The only concern would be if your AHI exceeds 5. Starting from the top, the key parts of the left side-bar are. Hi Chris, my apologies for the delayed response. Have you confirmed under your therapy data, what your leak rate is? If you wish to submit a partial night highlighting a problem feel free to do so in addition to the full night. This is definitely something I would suggest you speaking with your doctor about. Don't go to bed until you're tired. Hi Rich, This page was last modified on 12 December 2022, at 06:01. This you might find helps your treatment. It is the lower additional leak line that indicates whether the leak is excessive or not. http://grabby.cpap.com/2019-12-12_001700202-89009i-0046.png. I thought the machine was supposed to ramp up and down as need rather than maintaining a constant setting. General Discussion on any topic relating to CPAP and/or Sleep Apnea. This is what causes some of the CA events. This force, assuming 8 inches of water, is equal to the maximum pressure produced by a CPAP, 20 cm of water (cmw). Is it an CPAP (continuous pressure), or an APAP (auto-adjusting) machine? Import the Data 5 Additional Notes 6 References OSCAR Help Dansk / I have an old machine that does not record any usage time. I have been using an APAP for about 3 weeks. If data has been imported from a Zeo sleep monitor device, additional graphs will be available, including Sleep stage, To reset the graph order for the Advanced Charts click on View/Reset Graphs/Advanced. Its important to understand and monitor the CPAP machine readings so you and your doctor can be assured your CPAP therapy is working as it should. Tell people that need a sleep study or help with OSCAR or CPAP Therapy about http://axgsleepdiagnostics.com Thank you!!! While helpful, neither apps, smartphones, or smartwatches are substitutes for a sleep study. see the Wiki article Optimizing_therapy#Positional_Apnea, Correlation with other charts indicating cause and effect. Place the cursor on a graph, hold the Ctrl button and rotate the scroll wheel; Use the keyboard Up Arrow to zoom in and the Down Arrow to zoom out; To zoom out to the full view you can also right-click on any graph title and select "100% zoom level". RDI = apneas + hypopneas + RERAs/Flow Limitation/UARS. The above is just the start. AHI is the score given to determine the severity of your sleep apnea. Ive been having an average of 8 hours sleep with the mask and have felt good when I wake up. The AHI number indicates how many apnea events (how many times you stop breathing) you have per hour. We wish you continued success with your CPAP Therapy. In order to find out why your apneas increased, please speak with your doctor as he/she would be able to review your therapy data in depth to see what happened when you returned to sleep. Hi Walt, Note that the AHI shown is only for the 'sessions' which are turned on (see below). Last night I got an EPH of 8.0, and AHI 2.0. Please contact our customer service department at: 1-800-356-5221, with your machine near you so that we can provide you with accurate information and efficient service on your machine. I am very confused .I went to sleep around 1AM, went to the bathroom twice during the night. Additionally I have the Resmed Airsense 11 and it senses when I fall asleep and that is when it begins to give me the higher pressures. Deutsch / Espaol / I just want an oral device. If you have a high leak rate typically, anything over 24L/m, this could be the reason for the increase in AHI. Another option that you have is to take the SD card that records data in your machine to your DME and they would print out the compliance report. They may want to replace your CPAP with a BiPAP. Click the Green arrow & bar >| to move to the latest date with data. However, there is one form of PB that is called Cheyne-Stokes Respiration (CSR) that is clearly associated with some forms of heart disease, including congestive heart failure. If you have a lot of flow limits here, it is a good idea to review the Flow Rate chart for Flow Limits that do not show in this chart. I appreciate everyones response. These will be discussed in greater detail below. Which ones are "Calculated" by OSCAR? Both, AHI and Events per Hour are important. Then make sure to move the switch back to the write position so that your CPAP machine can write to the SD card. I like less pressure because it makes me more comfortable. Periodic Breathing can be confirmed easily on this chart and serious breathing patterns such as CSR can be identified and Flow Limits become readily apparent. The diaphragm is the primary muscle of inspiration and is the one most commonly affected in NMDs. It does not mean that you do not have issues related to pressure. Asthma is a reversible condition characterized by airway hyperresponsiveness to various stimuli. Then make sure to move the switch back to the write position so that your CPAP machine can write to the SD card. HI Tidal Volume is managed by Philips Respironics ASV for the purpose of managing Central Sleep Apnea. Just post a Daily Report, if you want some comments as to what it is like. Note that turning a session off will change the calculated AHI for the night.