Trial Outcomes & Findings for Validation of the ApneaLink Sleep Screener for Obstructive Sleep Apnea (OSA) (NCT NCT00354614)

NCT ID: NCT00354614

Last Updated: 2017-06-28

Results Overview

Comparison of sensitivity and specificity of ApneaLink to polysomnography with an apnea hypopnea index (AHI) cut-off of 15 or greater

Recruitment status

COMPLETED

Target enrollment

81 participants

Primary outcome timeframe

Simultaneous single night recording

Results posted on

2017-06-28

Participant Flow

Participant milestones

Participant milestones
Measure
Suspicion of Obstructive Sleep Apnea
Patients referred to a sleep clinic because of suspicion of obstructive sleep apnea underwent simultaneous polysomnography and ApneaLink testing
Overall Study
STARTED
81
Overall Study
COMPLETED
53
Overall Study
NOT COMPLETED
28

Reasons for withdrawal

Reasons for withdrawal
Measure
Suspicion of Obstructive Sleep Apnea
Patients referred to a sleep clinic because of suspicion of obstructive sleep apnea underwent simultaneous polysomnography and ApneaLink testing
Overall Study
Lack of Efficacy
28

Baseline Characteristics

Validation of the ApneaLink Sleep Screener for Obstructive Sleep Apnea (OSA)

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
Suspicion of Obstructive Sleep Apnea
n=53 Participants
Patients referred to a sleep clinic because of suspicion of obstructive sleep apnea underwent simultaneous polysomnography and ApneaLink testing
Age, Continuous
45.1 years
STANDARD_DEVIATION 11.3 • n=5 Participants
Sex: Female, Male
Female
29 Participants
n=5 Participants
Sex: Female, Male
Male
24 Participants
n=5 Participants
Body Mass Index
35.9 kg/m2
STANDARD_DEVIATION 9.1 • n=5 Participants

PRIMARY outcome

Timeframe: Simultaneous single night recording

Comparison of sensitivity and specificity of ApneaLink to polysomnography with an apnea hypopnea index (AHI) cut-off of 15 or greater

Outcome measures

Outcome measures
Measure
Suspicion of Obstructive Sleep Apnea
n=53 Participants
Patients referred to a sleep clinic because of suspicion of obstructive sleep apnea underwent simultaneous polysomnography and ApneaLink testing
Sensitivity and Specificity
Sensitivity
79.0 percentage
Sensitivity and Specificity
Specificity
88.2 percentage

Adverse Events

Suspicion of Obstructive Sleep Apnea

Serious events: 0 serious events
Other events: 0 other events
Deaths: 0 deaths

Serious adverse events

Adverse event data not reported

Other adverse events

Adverse event data not reported

Additional Information

VP Medical Affairs

ResMed

Phone: 858 836 6782

Results disclosure agreements

  • Principal investigator is a sponsor employee
  • Publication restrictions are in place