SleepMinder : an innovative contact-free device for the estimation of the apnoea-hypopnoea index

Alberto Zaffaroni, Philip De Chazal, Conor Heneghan, Patricia Boyle, Patricia Ronayne, Walter T. McNicholas

    Research output: Chapter in Book / Conference PaperConference Paperpeer-review

    53 Citations (Scopus)

    Abstract

    ![CDATA[We describe an innovative sensor technology (SleepMinder™) for contact-less and convenient measurement of sleep and breathing in the home. The system is based on a novel non-contact biomotion sensor and proprietary automated analysis software. The biomotion sensor uses an ultra low-power radio-frequency transceiver to sense the movement and respiration of a subject. Proprietary software performs a variety of signal analysis tasks including respiration analysis, sleep quality measurement and sleep apnea assessment. This paper measures the performance of SleepMinder as a device for the monitoring of sleep-disordered breathing (SDB) and the provision of an estimate of the apnoea-hypopnoea index (AHI). The SleepMinder was tested against expert manually scored PSG data of patients gathered in an accredited sleep laboratory. The comparison of SleepMinder to this gold standard was performed across overnight recordings of 129 subjects with suspected SDB. The dataset had a wide demographic profile with the age ranging between 20 and 81 years. Body weight included subjects with normal weight through to the very obese (Body Mass Index: 21-44 kg/m2). SDB severity ranged from subjects free of SDB to those with severe SDB (AHI: 0.8-96 events/hours). SleepMinder's AHI estimation has a correlation of 91% and can detect clinically significant SDB (AHI>15) with a sensitivity of 89% and a specificity of 92%.]]
    Original languageEnglish
    Title of host publicationProceedings of the 31st Annual International Conference of the IEEE Engineering in Medicine and Biology Society: Engineering the Future of Biomedicine (EMBC 2009): Minneapolis, Minnesota, USA, 3-6 September 2009
    PublisherIEEE
    Pages7091-7094
    Number of pages4
    ISBN (Print)9781424432967
    DOIs
    Publication statusPublished - 2009
    EventIEEE Engineering in Medicine and Biology Society. Annual Conference -
    Duration: 30 Apr 2015 → …

    Conference

    ConferenceIEEE Engineering in Medicine and Biology Society. Annual Conference
    Period30/04/15 → …

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