Annual Medication Error Index
(errors/patient days) coronary critical care
![Text Description is below the image.](Ulrich-15.jpg)
Line graph shows the number of errors before and after move to new unit:
- Old unit with multi-bed rooms
- Move to new unit with single, acuity-adaptable rooms
Source: A. Hendrich (2004). In Keeping Patients Safe: Transforming the Work Environment of Nurses. Quality Chasm Series, Institute of Medicine
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