Many CPAP devices have have an SD card which is used to record all that data. You can use OSCAR to read/analyse it. Not all devices are supported, and it can be

Many CPAP devices have have an SD card which is used to record all that data. You can use OSCAR to read/analyse it. Not all devices are supported, and it can be a bit tricky to interpret the data at first. Lanky Lefty has some pretty useful videos on the subject, like this one: https://youtube.com/watch?v=5jCNeivvrjU https://youtube.com/watch?v=5jCNeivvrjU