Thanks to everyone for your replies and support! I'm so grateful. To Janknitz: I think my AHI rising to 6.3 must have somehow been flagged which got the DME's attention. I never contacted them about changing my pressure. The good news: My sleep doc's staff got ahold of their nurse who called me back...

I just completed my first month on CPAP and was prescribed a constant pressure of 5. (My sleep study said AHI of 19 with about 50% central). I found it somewhat hard to draw in breath at that pressure-- I eliminated the ramp which started at 4 and I continue to use an EPR of 3. After reading all the...