Article Text

Download PDFPDF
Systematic review with meta-analysis
Earplugs could be an effective sleep hygiene strategy to reduce delirium in the ICU
  1. Laura Hill
  1. STAT Program, Health Sciences North, Sudbury, Ontario, Canada
  1. Correspondence to: Laura Hill, STAT Program, Health Sciences North, 865 Regent Street South, Room 143, Sudbury, ON, Canada P3E3Y9; lhill{at}

Statistics from

Request Permissions

If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.

Commentary on: OpenUrlCrossRefPubMed

Implications for practice and research

  • Simple sleep hygiene strategies, such as earplugs, can be implemented at the bedside in the intensive care unit (ICU), can reduce the risk of delirium and increase patients' total sleep time.

  • Future research should be conducted to delineate the actual reduction in length of stay (LOS), delirium, mortality and costs associated with these strategies.


Delirium is a serious adverse event affecting 20–80% of admitted patients.1 There is much research being done in attempts to decrease the impact of delirium throughout the hospital system. …

View Full Text


  • Competing interests None declared.

  • Provenance and peer review Commissioned; internally peer reviewed.