Observational research is core to drug development, helping researchers understand the natural history of diseases and the real-world impact of treatments on patients. Observational studies frequently ...

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 ...

Nancy Dreyer, PhD, MPH, FISE, chief scientific advisor to Picnic Health, shares some of the ways that direct-to-patient approaches have improved observational research. Direct-to-patient approaches ...

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 ...

For over sixty-four years National Council on Family Relations (NCFR) has linked multi-disciplinary family professionals through its journals, conferences, state affiliate councils, and special ...

What Is the Scientific Method? The scientific method is a systematic way of conducting experiments or studies so that you can explore the things you observe in the world and answer questions about ...

Student evaluations of teaching (SET) are a popular measure of teaching effectiveness, which center students’ perspectives. However, research shows that SET scores have limitations, including ...

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 ...