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Related Experiment Videos

A Sleep Position Trainer for positional sleep apnea: a randomized, controlled trial.

Rasmus R Laub1, Philip Tønnesen1, Poul J Jennum1

  • 1Danish Centre for Sleep Medicine, Department of Clinical Neurophysiology, University of Copenhagen, Rigshospitalet-Glostrup, Copenhagen, Denmark.

Journal of Sleep Research
|April 4, 2017
PubMed
Summary

The Sleep Position Trainer effectively reduced positional sleep apnea by decreasing supine sleep time and apnea-hypopnea index. This positive effect was sustained for six months, also improving daytime sleepiness.

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Area of Science:

  • Sleep Medicine
  • Medical Devices
  • Respiratory Disorders

Background:

  • Positional sleep apnea is a subtype of obstructive sleep apnea characterized by increased severity when sleeping in a supine position.
  • Non-invasive interventions are sought to manage positional sleep apnea, improving patient compliance and quality of life.

Purpose of the Study:

  • To evaluate the efficacy of the Sleep Position Trainer, a vibrational device, in treating positional sleep apnea.
  • To assess the long-term effects and patient compliance with the Sleep Position Trainer.

Main Methods:

  • An open, randomized controlled trial involving 101 patients with positional sleep apnea.
  • Participants were randomized to either the Sleep Position Trainer group (n=52) or a non-treatment control group (n=49) for 2 months, followed by a 6-month cohort observation.
Keywords:
Epworth Sleepiness Scaleobstructive sleep apneasleep positionsupine sleep

Related Experiment Videos

  • Polygraphy was used for assessments at baseline, 2 months, and 6 months.

    • Main Results:

    • The Sleep Position Trainer group showed a significant reduction in the mean total apnea-hypopnea index from 18/h to 10/h (P < 0.001) after 2 months.
    • Supine sleep time significantly decreased from 47% to 17% (P < 0.001) in the Sleep Position Trainer group.
    • The treatment benefits were maintained at 6 months, with a reported improvement in daytime sleepiness.

    Conclusions:

    • The Sleep Position Trainer is an effective intervention for positional sleep apnea, significantly reducing apnea-hypopnea index and supine sleep duration.
    • The positive effects are sustained over 6 months, leading to improved daytime sleepiness.
    • While compliance was initially high (75.5%), the discontinuation rate increased over time, suggesting a need for further investigation into long-term adherence.