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AHI Calculator – Apnea Hypopnea Index
Calculate Apnea-Hypopnea Index and determine sleep apnea severity
Clinical Formula: $\text{AHI} = \frac{\text{Total Apneas} + \text{Total Hypopneas}}{\text{Total Sleep Time in Hours}}$. Adult severity thresholds: Normal (< 5), Mild (5–14.9), Moderate (15–29.9), Severe (≥ 30 events/hour). Enter your sleep study metrics below.
Sleep Study Parameters Input
Calculation Results
⚠️ Not medical advice. For educational and sleep study reference only. Always consult a sleep specialist or pulmonologist for formal diagnosis and treatment (e.g., CPAP titration).