Anecdote: I did 5 sleep tests (over the course of 6 years or so) with different hospitals in different countries with very differing results. I (EE) have 0 trus

Anecdote: I did 5 sleep tests (over the course of 6 years or so) with different hospitals in different countries with very differing results. I (EE) have 0 trust in the hardware/software of some of these devices. 1st test (the most elaborate in-hospital polysomnography with the tons of wires and not being able to move around): AHI 17 Subsequent ones all of the "take-home/installed at homee" portable type: 2nd: AHI 6 3rd: magically completely cured AHI 0 4th: AHI 5 5th: AHI 7 Yeah right...