The validity and reliability of observational methods for studying medication administration errors (MAEs) were studied. Between January and June 1998, two pharmacists observed consecutive drug ...
THE classical approach to time-series was a search for hidden periodicities, observational error being considered the only obstacle to accurate prediction, and there ...
The study was part of a large observational study of MAEs in a U.K. teaching hospital and took place between January and June 1998. [22] Two approaches were used to identify any effects of observation ...