Industry News
Beyond the AHI: The Evolving World of Sleep Diagnostics
When a patient reports waking up from sleep gasping for air, clinicians will often investigate with a sleep study and calculate the severity of sleep apnea using the apnea hypopnea index (AHI), which references the number of apnea and hypopnea events per hour of sleep. To be counted, the apneas must last for at least 10 seconds and be associated with a decrease in blood oxygenation.