I'm not sure I have a prescribed range yet. I have yet to speak to a sleep doctor. But I was told by my nurse when I did my trial that an AHI of less than 10 is good. Which is mostly what I get each night. and I do realise that 4 is low, it's only a start pressure it quickly ramps up when I fall asl...

Just to clarify I usually get 5 and a half to six hours therapy each night (although last night was bad only 3.5hours). I'm not sure of my settings as I said it ranges from 4 to 20 it's a auto machine if that's what you're asking. I have tried to fill in my mask and machine info as much as I can, I'...