Domain 3

Calculations and Reporting

Calculate indices and verify summaries, hypnograms and titration tables.

50questionsExam mode

Question 1 of 50

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

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

Question 2 of 50

A sleep laboratory competency review presents this case: A patient has 60 apneas and hypopneas during 300 minutes of sleep. What is the AHI?

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

Question 3 of 50

A second technologist independently reviews the following scenario: A patient has 60 apneas and hypopneas during 300 minutes of sleep. What is the AHI?

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

Question 4 of 50

During a quality-assurance conference, the team considers this question: A patient has 60 apneas and hypopneas during 300 minutes of sleep. What is the AHI?

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

Question 5 of 50

A board-style practice form presents the following case: A patient has 60 apneas and hypopneas during 300 minutes of sleep. What is the AHI?

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

Question 6 of 50

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

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

Question 7 of 50

A sleep laboratory competency review presents this case: Time in bed is 480 minutes and total sleep time is 360 minutes. What is sleep efficiency?

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

Question 8 of 50

A second technologist independently reviews the following scenario: Time in bed is 480 minutes and total sleep time is 360 minutes. What is sleep efficiency?

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

Question 9 of 50

During a quality-assurance conference, the team considers this question: Time in bed is 480 minutes and total sleep time is 360 minutes. What is sleep efficiency?

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

Question 10 of 50

A board-style practice form presents the following case: Time in bed is 480 minutes and total sleep time is 360 minutes. What is sleep efficiency?

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

Question 11 of 50

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

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

Question 12 of 50

A sleep laboratory competency review presents this case: Forty qualifying limb movements occur during four hours of sleep. What is the PLM index?

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

Question 13 of 50

A second technologist independently reviews the following scenario: Forty qualifying limb movements occur during four hours of sleep. What is the PLM index?

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

Question 14 of 50

During a quality-assurance conference, the team considers this question: Forty qualifying limb movements occur during four hours of sleep. What is the PLM index?

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

Question 15 of 50

A board-style practice form presents the following case: Forty qualifying limb movements occur during four hours of sleep. What is the PLM index?

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

Question 16 of 50

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

A.Delete all respiratory eventsB.Recalculate and correct the discrepancy before finalizing the technical reportC.Change the scoring rules to match the reportD.Accept the software value automatically

Question 17 of 50

A sleep laboratory competency review presents this case: 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.Delete all respiratory eventsC.Recalculate and correct the discrepancy before finalizing the technical reportD.Change the scoring rules to match the report

Question 18 of 50

A second technologist independently reviews the following scenario: The automated report lists an AHI that does not match the event count and total sleep time. What should the technologist do?

A.Recalculate and correct the discrepancy before finalizing the technical reportB.Change the scoring rules to match the reportC.Accept the software value automaticallyD.Delete all respiratory events

Question 19 of 50

During a quality-assurance conference, the team considers this question: The automated report lists an AHI that does not match the event count and total sleep time. What should the technologist do?

A.Recalculate and correct the discrepancy before finalizing the technical reportB.Change the scoring rules to match the reportC.Accept the software value automaticallyD.Delete all respiratory events

Question 20 of 50

A board-style practice form presents the following case: The automated report lists an AHI that does not match the event count and total sleep time. What should the technologist do?

A.Delete all respiratory eventsB.Change the scoring rules to match the reportC.Recalculate and correct the discrepancy before finalizing the technical reportD.Accept the software value automatically

Question 21 of 50

There are 45 arousals during 270 minutes of sleep. What is the arousal index?

A.45 per hourB.10 per hourC.15 per hourD.5 per hour

Question 22 of 50

A sleep laboratory competency review presents this case: There are 45 arousals during 270 minutes of sleep. What is the arousal index?

A.45 per hourB.10 per hourC.15 per hourD.5 per hour

Question 23 of 50

A second technologist independently reviews the following scenario: There are 45 arousals during 270 minutes of sleep. What is the arousal index?

A.10 per hourB.45 per hourC.15 per hourD.5 per hour

Question 24 of 50

During a quality-assurance conference, the team considers this question: There are 45 arousals during 270 minutes of sleep. What is the arousal index?

A.45 per hourB.10 per hourC.5 per hourD.15 per hour

Question 25 of 50

A board-style practice form presents the following case: There are 45 arousals during 270 minutes of sleep. What is the arousal index?

A.10 per hourB.15 per hourC.45 per hourD.5 per hour

Question 26 of 50

A study records 30 oxygen desaturations during 5 hours of sleep. What is the oxygen desaturation index?

A.6 per hourB.10 per hourC.5 per hourD.30 per hour

Question 27 of 50

A sleep laboratory competency review presents this case: A study records 30 oxygen desaturations during 5 hours of sleep. What is the oxygen desaturation index?

A.10 per hourB.5 per hourC.30 per hourD.6 per hour

Question 28 of 50

A second technologist independently reviews the following scenario: A study records 30 oxygen desaturations during 5 hours of sleep. What is the oxygen desaturation index?

A.5 per hourB.10 per hourC.30 per hourD.6 per hour

Question 29 of 50

During a quality-assurance conference, the team considers this question: A study records 30 oxygen desaturations during 5 hours of sleep. What is the oxygen desaturation index?

A.6 per hourB.30 per hourC.5 per hourD.10 per hour

Question 30 of 50

A board-style practice form presents the following case: A study records 30 oxygen desaturations during 5 hours of sleep. What is the oxygen desaturation index?

A.30 per hourB.10 per hourC.5 per hourD.6 per hour

Question 31 of 50

REM sleep totals 72 minutes during 360 minutes of total sleep time. What percentage of sleep is REM?

A.20%B.25%C.30%D.10%

Question 32 of 50

A sleep laboratory competency review presents this case: REM sleep totals 72 minutes during 360 minutes of total sleep time. What percentage of sleep is REM?

A.30%B.20%C.25%D.10%

Question 33 of 50

A second technologist independently reviews the following scenario: REM sleep totals 72 minutes during 360 minutes of total sleep time. What percentage of sleep is REM?

A.30%B.25%C.20%D.10%

Question 34 of 50

During a quality-assurance conference, the team considers this question: REM sleep totals 72 minutes during 360 minutes of total sleep time. What percentage of sleep is REM?

A.20%B.10%C.25%D.30%

Question 35 of 50

A board-style practice form presents the following case: REM sleep totals 72 minutes during 360 minutes of total sleep time. What percentage of sleep is REM?

A.30%B.25%C.10%D.20%

Question 36 of 50

A patient is awake for 55 minutes after initial sleep onset. What value does this represent?

A.REM latencyB.Wake after sleep onsetC.Time in bedD.Sleep latency

Question 37 of 50

A sleep laboratory competency review presents this case: A patient is awake for 55 minutes after initial sleep onset. What value does this represent?

A.Time in bedB.Sleep latencyC.Wake after sleep onsetD.REM latency

Question 38 of 50

A second technologist independently reviews the following scenario: A patient is awake for 55 minutes after initial sleep onset. What value does this represent?

A.Time in bedB.Sleep latencyC.REM latencyD.Wake after sleep onset

Question 39 of 50

During a quality-assurance conference, the team considers this question: A patient is awake for 55 minutes after initial sleep onset. What value does this represent?

A.REM latencyB.Sleep latencyC.Time in bedD.Wake after sleep onset

Question 40 of 50

A board-style practice form presents the following case: A patient is awake for 55 minutes after initial sleep onset. What value does this represent?

A.Time in bedB.Sleep latencyC.Wake after sleep onsetD.REM latency

Question 41 of 50

Why is an HSAT respiratory event index commonly based on monitoring or recording time rather than total sleep time?

A.Respiratory events are not countedB.Oximetry replaces timeC.Most HSAT devices do not measure EEG-defined sleepD.HSAT always includes full EEG

Question 42 of 50

A sleep laboratory competency review presents this case: Why is an HSAT respiratory event index commonly based on monitoring or recording time rather than total sleep time?

A.Respiratory events are not countedB.HSAT always includes full EEGC.Most HSAT devices do not measure EEG-defined sleepD.Oximetry replaces time

Question 43 of 50

A second technologist independently reviews the following scenario: Why is an HSAT respiratory event index commonly based on monitoring or recording time rather than total sleep time?

A.Oximetry replaces timeB.Most HSAT devices do not measure EEG-defined sleepC.HSAT always includes full EEGD.Respiratory events are not counted

Question 44 of 50

During a quality-assurance conference, the team considers this question: Why is an HSAT respiratory event index commonly based on monitoring or recording time rather than total sleep time?

A.Oximetry replaces timeB.HSAT always includes full EEGC.Most HSAT devices do not measure EEG-defined sleepD.Respiratory events are not counted

Question 45 of 50

A board-style practice form presents the following case: Why is an HSAT respiratory event index commonly based on monitoring or recording time rather than total sleep time?

A.Respiratory events are not countedB.HSAT always includes full EEGC.Most HSAT devices do not measure EEG-defined sleepD.Oximetry replaces time

Question 46 of 50

The stage totals add to 410 minutes, but total sleep time is reported as 390 minutes. What should the technologist do?

A.Leave the mismatch unexplainedB.Reconcile the discrepancy before finalizing the reportC.Average the two totalsD.Delete REM sleep

Question 47 of 50

A sleep laboratory competency review presents this case: The stage totals add to 410 minutes, but total sleep time is reported as 390 minutes. What should the technologist do?

A.Average the two totalsB.Delete REM sleepC.Reconcile the discrepancy before finalizing the reportD.Leave the mismatch unexplained

Question 48 of 50

A second technologist independently reviews the following scenario: The stage totals add to 410 minutes, but total sleep time is reported as 390 minutes. What should the technologist do?

A.Leave the mismatch unexplainedB.Reconcile the discrepancy before finalizing the reportC.Delete REM sleepD.Average the two totals

Question 49 of 50

During a quality-assurance conference, the team considers this question: The stage totals add to 410 minutes, but total sleep time is reported as 390 minutes. What should the technologist do?

A.Leave the mismatch unexplainedB.Reconcile the discrepancy before finalizing the reportC.Delete REM sleepD.Average the two totals

Question 50 of 50

A board-style practice form presents the following case: The stage totals add to 410 minutes, but total sleep time is reported as 390 minutes. What should the technologist do?

A.Delete REM sleepB.Leave the mismatch unexplainedC.Reconcile the discrepancy before finalizing the reportD.Average the two totals

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.