Respiratory Disturbance Index (RDI)
30 August 2010
- Respiratory Disturbance Index (RDI) is the number of apnoea and hypopnea events per hour during sleep
- RDI upto 5 per hour is considered normal
- Based on the the value of RDI, sleep aponea can be classified:
| Sleep Apnoea | RDI |
|---|---|
| Mild | 5-14 |
| Moderate | 15-30 |
| Severe | >30 |
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