Explore the unification of observational research with a next-generation virtual approach in decentralised clinical trials (DCTs). Learn more about the benefits and advancements in this innovative ...

Concerns about selection bias in observational studies can be mitigated by measuring potential confounders and analytic approaches, including multivariable regression, propensity score analysis, and ...

Two pharmacists, both with experience in observation-based MAE research, collected the data. All methods and definitions were standardized between the two observers.

Seven major types of sampling for observational studies of social behavior have been found in the literature. These methods differ considerably in their suitability for providing unbiased data of ...

The growing importance of comparative effectiveness research (CER) has reignited researchers' interest in causal inference methods. Causal inference methods using observational data have considerably ...

Combining methods in social scientific research has recently gained momentum through a research strand called Mixed Methods Research (MMR). This approach, which explicitly aims to offer a framework ...

Aim To determine whether independent raters reliably agreed on the antecedent events and mechanisms of injury when using a standardised observational tool known as the heads-up checklist (HUC) to code ...

Cite this: Validity and Reliability of Observational Methods for Studying Medication Administration Errors - Medscape - Jan 01, 2001.