is_about Apnea Hypopnea sleep apnea measurement apnea-hypopnea index measurement 2026-07-13T00:00:00Z apnea-hypopnea score AI agent https://github.com/EBISPOT/efo/issues/2747 A measurement of sleep apnea severity calculated as the total number of apnea and hypopnea events recorded during a sleep study, divided by the total number of hours of sleep. AHI apnoea-hypopnoea index