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.

Popular:AHIMask leakSD cardTravelmyAir

Results

“AHI”

Showing 4 of 4 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 monitor showing an AHI trace, for a sleep study

SLEEP APNEA· 11 min read

Sleep apnea test: how to get tested, what to expect and how to read your results

Home test vs in-lab sleep study, what a test night is like, what AHI, REI and RDI mean, what it costs and what happens next.

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