Domain 3

Calculations and Reporting

Calculate indices and verify summaries, hypnograms and titration tables.

4questionsExam mode

Question 1 of 4

A patient has 60 apneas and hypopneas during 300 minutes of sleep. What is the AHI?

A.5 events/hourB.20 events/hourC.60 events/hourD.12 events/hour

Question 2 of 4

Time in bed is 480 minutes and total sleep time is 360 minutes. What is sleep efficiency?

A.60%B.75%C.80%D.133%

Question 3 of 4

Forty qualifying limb movements occur during four hours of sleep. What is the PLM index?

A.4 movements/hourB.16 movements/hourC.40 movements/hourD.10 movements/hour

Question 4 of 4

The automated report lists an AHI that does not match the event count and total sleep time. What should the technologist do?

A.Accept the software value automaticallyB.Recalculate and correct the discrepancy before finalizing the technical reportC.Delete all respiratory eventsD.Change the scoring rules to match the report

Reference framework

These are independently written educational questions aligned to the public BRPT blueprint and professional technical references. Always use the current official scoring manual, laboratory policy and clinician orders in practice.