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Sep 30, 2022 · Selection bias is a general term describing errors arising from factors related to the population being studied, but there are several types of selection bias: Sampling bias or ascertainment bias occurs when some members of the intended population are less likely to be included than others.
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What is selection bias in health research?
What is selection bias in quantitative research?
What causes selection bias in Disparities Research?
What is the difference between selection bias and sampling bias?
Understanding research bias allows readers to critically and independently review the scientific literature and avoid treatments which are suboptimal or potentially harmful. A thorough understanding of bias and how it affects study results is essential for the practice of evidence-based medicine.
- Christopher J. Pannucci, Edwin G. Wilkins
- 10.1097/PRS.0b013e3181de24bc
- 2010
- 2010/08
Selection bias in disparities research can result from sampling strategies, differential inclusion pipelines, loss to follow-up, and competing events. If competing events occur, several potentially relevant estimands can be estimated under different assumptions, with different interpretations.
May 4, 2016 · Bias can be defined as any systematic error in the design, conduct, or analysis of a study. In health studies, bias can arise from two different sources; the approach adopted for selecting subjects for a study or the approach adopted for collecting or measuring data from a study.
- Alaa Althubaiti
- 2016
Aug 30, 2023 · We review selection bias in both descriptive and causal health disparities research, offer intuitive definitions and estimands, and explain how selection bias can result in misleading conclusions regarding magnitude and drivers of disparities.
Nov 8, 2021 · Bias occurs if the study population does not closely represent a target population due to errors in study design or implementation, termed selection bias. Sampling bias is one form of selection bias and typically occurs if subjects were selected in a non-random way.
Dec 23, 2021 · Selection bias can occur during the process of recruiting individuals to participate in a study. In quantitative research, random selection and random assignment of subjects theoretically eliminate bias.
