Excessive noise in intensive care units.
Noise levels in the intensive care unit are known to be high. World Health Organization (WHO) guidelines suggest hospital noise levels should average 35 dBA during the day and 30 dBA at night. Research conducted by our group in five local units recorded levels just under 60 dBA during the day (equivalent to a busy restaurant) with peaks above 100 dBA 22-28 times every hour.Expand abstract
Staff and patients may be in a chronic state of alertness when alarms are constantly sounding. Alarms share characte...
- Publication status:
- Peer review status:
- Not peer reviewed
- Publisher's version
- Copyright holder:
- BMJ Publishing Group
- Copyright date:
- Published by the BMJ Publishing Group Limited. The final version is available online at: [10.1136/bmj.i1956]