Exceeding AASM Guidelines
Airflow
– Pressure transducer
– optional Thermal sensor
Respiratory effort
– Respiratory Inductive Plethsymography (RIP)
Blood oxygenation
– Finger pulse oximetry with fast sampling rate and high resolution
– Heart rate (oximetry based)
More
Snore: Derived from airflow
Event Detection: Automatic respiratory event detection
Sleep Time: Estimate of total sleep time
Body Positions: Supine, prone, left, right and upright
SCOPER Scores
Sleep: 3*
Cardiovascular: 4
Oximetry: 1
Position: 2
Effort: 2
Respiration: 1
*(with web portal)
[The highest score on SCOPER is 1]
Clinical Studies
SleepView & Web Portal AHI: 83% Sensitivity when compared to in-lab AHI1
Total Sleep Time: 90% Correlation when compared to in-lab total sleep time1
HST Autoscoring: 91% Correlation when compared to in-lab manual scoring2
SleepView & Web Portal AHI: 100% Specificity when compared to in-lab AHI1
Clinical Conclusions
- SleepView exceeds American Academy of Sleep Medicine (AASM) guidelines for home sleep testing
- SleepView scores high on SCOPER
- SleepView offers high clinical benefit and improved access to patients4
- Significant cost efficiency to payers
- Continuum of care from providers
- SleepView offers sleep lab methodology in the comfort of home
1 Andrews, N. Accuracy of Total Sleep Time Calculation Using Portable Monitoring. Presented at Sleep 2012 | 2 Foldvary-Schaefer, N. Accuracy of Automated Respiratory Scoring Algorithm Using Portable Monitoring. Presented at Sleep 2011 | 3 Collop, N. Clinical Guidelines for the Use of Unattended Portable Monitors in the Diagnosis of Obstructive Sleep Apnea in Adult Patients. Journal of Clinical Sleep Medicine, Vol. 3, No. 7, 2007 | 4 “Obstructive Sleep Apnea Devices for Out-Of- Center (OOC) Testing: Technology Evaluation” Journal of Clinical Sleep Medicine, Volume 07 No. 05, 2011 | *Score is based on SleepView with Web Portal