Positional OSA improved by devices

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Takeaway

  • A review of 3 prospective studies and 4 randomized trials shows that the new generation of positional therapy devices that attach to the neck or chest reduce time spent in the supine position as well as apnea-hypopnea index (AHI).

Why this matters

  • Positional devices are simple to use and easily reversible.

Study design

  • The researchers reviewed 3 prospective cohort studies and 4 randomized controlled trials.
  • Funding: None disclosed.

Key results

  • AHI dropped from a mean of 21.8 to 9.9 (53.6% reduction; Z-value, 5.50; P<.00001) after initiating use of devices.
  • Percenta...