Excessive ICU noise may harm patients

New research shows that overnight noise levels in the medical ICU (MICU) often exceed recommended levels, which could potentially lead to worse outcomes.

Researchers from Yale University School of Medicine reviewed 70 MICU patient charts and recorded in-room activities between midnight and 4:00 AM. Based on this chart review and via , they also identified the key elements of nocturnal patient disruption.

Results showed significant in-room activity (ie, vital sign recording) and sound level maximums that exceeded 83 dB(C) every hour between midnight and 4:00 AM in every room monitored, which exceeds the sound levels recommended by WHO.

Researchers conclude that sleep disruption in the MICU is prevalent and may be linked to delirium and immune dysfunction, as well as potentially worse outcomes due to patient . This study was presented during CHEST 2012, the annual meeting of the , held October 20 – 25, in Atlanta, Georgia.

add to favorites email to friend print save as pdf

Related Stories

More lives saved with 24/7 enhanced staffing in medical ICU

Nov 29, 2010

In a first-of-its-kind study to measure the impact of the highest recommended specialist staffing levels in an intensive care unit, researchers at the University of Maryland School of Medicine found that increased staffing ...

Recommended for you

Study reveals state of crisis in Canadian foster care system

Oct 24, 2014

A new study of foster care in Canada led by a researcher at Western University reveals a shrinking number of foster care providers are available across the country to care for a growing number of children with increasingly ...

Researchers prove the benefits of persimmons for diet

Oct 24, 2014

Alba Mir and Ana Domingo, researchers from the Department of Analytical Chemistry of the University of Valencia, under the supervision of professors Miguel de la Guardia and Maria Luisa Cervera, from the same department, ...

Hand blenders used for cooking can emit persistent chemicals

Oct 24, 2014

Eight out of twelve tested models of hand blenders are leaking chlorinated paraffins when used according to the suppliers' instructions. This is revealed in a report from Stockholm University where researchers analyzed a ...

User comments