Respiratory Disturbance Index (RDI)

Collection of Medicine MCQs (Cardiovascular system) for medical students. Concept based MCQs with detailed explanations which help students to gain valuable insights and gain an edge in competitive examinations. More than just answering MCQs, the explanations will improve the knowledge and understanding about the conditions discussed. Also useful for MD students who are preparing for Superspeciality entrance examinations. Medicine MCQs - Cardiovascular System Kindle Edition: Click Here for a Preview. Comments and suggestions are most welcome.
  • 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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RDI – Acronym

RDI stands for: Respiratory Disturbance Index