Apnea-Hypopnea Index (AHI): What It Is & Ranges
Feb 21, 2025 · The apnea-hypopnea index (AHI) measures the severity of obstructive sleep apnea. It ranks how often your breathing slows or stops during an hour of sleep.
Apnea-Hypopnea Index, Explained: What Your AHI Means
May 27, 2025 · AHI stands for apnea-hypopnea index, a measure used to diagnose sleep apnea and determine its severity. Learn how AHI is calculated and what results may mean.
Why does my apnea–hypopnea index (AHI) change? - ResMed
Nov 19, 2024 · If you're using a CPAP machine to treat sleep apnea, you may have heard the term apnea-hypopnea index (AHI). Learn about AHI and how it's affecting your sleep.
Apnea–hypopnea index - Wikipedia
The Apnea–Hypopnea Index or Apnoea–Hypopnoea Index (AHI) is an index used to indicate the severity of sleep apnea. It is represented by the number of apnea and hypopnea events per hour of …
Apnea Hypopnea Index (AHI): Results, Treatment, and Related ...
Oct 14, 2024 · The apnea-hypopnea index (AHI) is a scale that tells whether you have a sleep disorder called apnea and, if so, how serious it is. Sleep apnea is when you stop breathing for 10 seconds or …
Understanding the Results | Sleep Medicine
Apr 16, 2021 · When a home sleep study is done, the AHI is often expressed as the Respiratory Event Index (REI). The REI is the number of apneas or hypopneas recorded during the study per hour of …
Is Your CPAP Helping? Understanding AHI Goals - Verywell Health
Nov 14, 2025 · The apnea-hypopnea index (AHI) is a test used to determine the severity of sleep apnea based on the number of breathing interruptions you have per hour of sleep. An AHI of less than five …