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The Apnealytics blog

Field notes for life on CPAP.

Practical guides, data deep-dives and product news from the team building Apnealytics. Plain English, checked against the sources, never a sales pitch.

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“AHI”

Showing 3 of 3 articles

Six numbered boxes, labelled Six numbers, in order, for reading a CPAP report

YOUR DATA· 30 min read

How to Read CPAP Data: The Complete Guide to Every Number on Your Report

Check five things in order: usage, leak, AHI, event mix and pressure. Then read each number by brand, with a worked night, a 90-day trend and 27 primary sources.

Apnealytics Editorial
A bar chart with 30D, 90D, 1Y and All ranges and one highlighted bar, showing a therapy trend

YOUR DATA· 6 min read

What your 30-day AHI trend is really telling you

One night is weather; thirty nights is climate. How to read the trend line.

Apnealytics Editorial
A bar chart with 30D, 90D, 1Y and All ranges and one highlighted bar, showing a therapy trend

YOUR DATA· 6 min read

Residual AHI vs diagnostic AHI: why the numbers differ

Your sleep study and your machine measure different things. Here is how to compare them fairly.

Apnealytics Editorial

Editor’s picks

  1. 01CPAP mask leaking? Seven fixes to try tonightMasks & gear · 7 min
  2. 02What your 30-day AHI trend is really telling youYour data · 6 min
  3. 03Camping with CPAP: sizing a battery for three nightsTravel · 6 min
  4. 04P95 pressure in plain EnglishYour data · 5 min
  5. 05Nasal pillows, nasal or full face? How to chooseMasks & gear · 9 min

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