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 ...

Vol. 39, No. 4, Special Issue—Observation in Emotional and/or Behavioral Disorders Research (August 2014), pp. 211-227 (17 pages) Published By: Sage Publications, Inc. Direct observation recording ...

Behavior researchers long ago recognized there is often a big difference between what people say they will do, and what they actually do. The best way to find the truth is to adopt observational ...

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 ...

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 ...

Quantitative research often feels like the most structured side of inquiry. It deals with numbers, measurement, and objectivity, offering a clear framework for testing ideas and identifying ...