Chest
Volume 150, Issue 3, September 2016, Pages 732-743
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Contemporary Reviews in Sleep Medicine
Sleep Tracking, Wearable Technology, and Opportunities for Research and Clinical Care

https://doi.org/10.1016/j.chest.2016.04.016Get rights and content

Consumer-driven sleep-tracking technologies are becoming increasingly popular with patients with sleep disorders and the general population. As the list of sleep-tracking technologies continues to grow, clinicians and researchers are faced with new challenges and opportunities to incorporate these technologies into current practice. We review diagnostic tools used in sleep medicine clinical practice, discuss categories of consumer sleep-tracking technologies currently available, and explore the advantages and disadvantages of each. Potential uses of consumer sleep-tracking technologies to enhance sleep medicine patient care and research are also discussed.

Section snippets

Clinical Modalities

Polysomnography performed in the sleep laboratory and attended by sleep technologists is the gold standard for sleep monitoring.3 Polysomnography consists of at least seven channels: six-lead electroencephalography, electrooculography, chin and bilateral anterior tibialis electromyography, snore channel, abdominal and thoracic respiratory effort, pulse oximetry, and two-lead electrocardiography. Airflow is measured through the nose and mouth for baseline studies and through the mask for

Benefits

Standardization is arguably the largest benefit of clinical modalities currently used for sleep tracking. The American Academy of Sleep Medicine’s practice parameters for polysomnography5 promote consistency across accredited sleep laboratories. Data integrity is easier to ensure with uniform collection methodologies. Standardized data collection and reporting facilitates quality assurance, which allows sleep laboratories to readily detect faulty equipment and make necessary updates to maintain

Benefits

Consumer self-trackers encourage personal empowerment and customization. People may engage in sleep tracking when there is personal control over lifestyle integration. Variety in personal choice for sensor location and appearance (including luxury fashions such as the Swarovski Shine32), activities supported, and features included may motivate use. If a tracker is not wearable, sleep-tracking data may be gathered through mattresses, sheets, pillows, or nightstands.

This sense of personal choice

Crowdsourcing Sleep Research

Although sleep-tracking technologies may not be accurate enough for clinical purposes, they retain potential utility for the profession. Use of sleep trackers for crowdsourcing to examine difficult or cumbersome research questions holds promise.40 Crowdsourcing and citizen science are old ideas with relatively new names, with the potential to answer questions previously unanswerable, fund research otherwise unfundable through traditional channels, and reduce delays in adoption and

Integration Into Clinical Practice

Patient use of consumer sleep-tracking technologies provides opportunities to increase interest and engagement in their own treatment. Increased patient enthusiasm can allow clinicians to work together with patients to develop achievable patient-centered treatment goals. Patients with insomnia have had greater reduction in self-reported sleep-related symptoms when a patient-maintained sleep diary is coupled with actigraphy data (effect size, 0.79-1.25) vs isolated verbal feedback on the sleep

Conclusions

Growing use of consumer sleep-tracking technologies brings opportunities for collaboration among patients, clinical providers, and researchers to improve individual and population health outcomes. However, key questions are as yet unanswered. Will possible FDA oversight influence widespread use of consumer sleep-tracking technologies? How will individual data be protected? The Health Insurance Portability and Accountability Act of 199657 and the Health Information Technology for Economic and

Acknowledgments

Financial/nonfinancial disclosures: None declared.

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