In Ontario, Canada, Ministry of Transportation Ontario's Rules regarding CPAP compliance requirements refer to the Canadian Medical Association website. While I could not directly locate any document on the CMA's website, I was able to find the below document at a Schulich University of Western Onta...

Just to thank Puffing Billy for the above tip. VERY useful. As a new member, I provide some background. I had been diagnosed with OSA following a sleep study on Jan 20, 2009. During the study my AHI results were 75 per hour, O2 sat dipped as low as 78% with a total time <90% of 7 minutes. I started ...