Instrumental variable methods are a third analytic approach that estimate the effect of an intervention in observational data without requiring the factors that differ between the intervention groups ...

Observation of nurses during drug administration at a U.K. hospital did not significantly affect the MAE rate; nor did tactful interventions made by the observers to prevent serious errors. Observer ...

This is a preview. Log in through your library . Abstract A methodology that is adequate for a generalized description of the interactive problem-solving behavior of client and clinician must ...

A new method of observing and measuring interactions between students and teachers could have interesting impacts on academic achievement. Research has shown that interactions between students and ...

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 ...