Thanks. This is very helpful. My next step will definitely be to check the data. I do have the Encore Viewer but confess I have not taken the trouble to upload from the SD card and check. Partly because I already know (from checking every morning) that statistics from all these months will be AHI in...

I have been using CPAP therapy regularly for about 8 months. Contrary to most newcomers (time taken to get used to it), I was comfortable from Day 1 and got amazing results. I was waking up fresh, alert and daytime lethargy was gone. Even my BP (which was always high in the mornings before therapy) ...