Study Selection Bias and Racial or Ethnic Disparities in Estimated Age at Onset of Cardiometabolic Disease Among Midlife Women in the US
Sign Up to like & getrecommendations! Published in 2022 at "JAMA Network Open"
DOI: 10.1001/jamanetworkopen.2022.40665
Abstract: This cohort study evaluates the association of selection bias into and out of cohort studies with racial or ethnic disparities in the estimation of age at onset of cardiometabolic disease in a cohort of midlife… read more here.
Keywords: onset cardiometabolic; selection bias; ethnic disparities; racial ethnic ... See more keywords
Testing for selection bias and moral hazard in private health insurance: Evidence from a mixed public‐private health system
Sign Up to like & getrecommendations! Published in 2022 at "Health Economics"
DOI: 10.1002/hec.4605
Abstract: Abstract Separating selection bias from moral hazard in private health insurance (PHI) markets has been a challenging task. We estimate selection bias and moral hazard in Australia's mixed public‐private health system, where PHI premiums are… read more here.
Keywords: bias moral; health; private health; selection bias ... See more keywords
Policy‐induced selection bias in pharmacoepidemiology: The example of coverage for Alzheimer's medications in British Columbia
Sign Up to like & getrecommendations! Published in 2019 at "Pharmacoepidemiology and Drug Safety"
DOI: 10.1002/pds.4804
Abstract: To assess the impact of a government‐sponsored reimbursement policy for cholinesterase inhibitors (ChEIs) on trends in physician visits with a diagnosis of Alzheimer's disease (AD). read more here.
Keywords: policy; selection bias; bias pharmacoepidemiology; induced selection ... See more keywords
Glucosamine and lower mortality and cancer incidence: Selection bias in the observational studies
Sign Up to like & getrecommendations! Published in 2022 at "Pharmacoepidemiology and Drug Safety"
DOI: 10.1002/pds.5535
Abstract: Glucosamine is a widely used supplement to treat joint pain and osteoarthritis despite inconclusive randomized trial results on its effectiveness. In contrast, observational studies associate glucosamine with significant reductions in mortality and cancer incidence. We… read more here.
Keywords: selection bias; observational studies; mortality cancer; cancer incidence ... See more keywords
Impact assessment of group-based credit–lending projects with controlled project placement bias and self-selection bias
Sign Up to like & getrecommendations! Published in 2017 at "DECISION"
DOI: 10.1007/s40622-017-0148-6
Abstract: A large number of microfinance impact assessment studies were conducted in different parts of the world in last two decades, but most of the impact assessment methods were put to questions. There were methodological concerns… read more here.
Keywords: impact assessment; selection bias; bias; self selection ... See more keywords
Selection Bias in Observational Studies of Palliative Care: Lessons Learned.
Sign Up to like & getrecommendations! Published in 2020 at "Journal of pain and symptom management"
DOI: 10.1016/j.jpainsymman.2020.09.011
Abstract: CONTEXT Palliative care programs are typically evaluated using observational data, raising concerns about selection bias. OBJECTIVE To quantify selection bias due to observed and unobserved characteristics in a palliative care demonstration program. METHODS Program administrative… read more here.
Keywords: selection bias; palliative care; lessons learned; care ... See more keywords
The impact of selection bias on vaccine effectiveness estimates from test-negative studies.
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DOI: 10.1016/j.vaccine.2017.12.022
Abstract: INTRODUCTION Estimates of vaccine effectiveness (VE) from test-negative studies may be subject to selection bias. In the context of influenza VE, we used simulations to identify situations in which meaningful selection bias can occur. We… read more here.
Keywords: test negative; selection bias; study; negative studies ... See more keywords
Selection bias can creep into unselected cohorts and produce counterintuitive findings
Sign Up to like & getrecommendations! Published in 2020 at "International Journal of Obesity"
DOI: 10.1038/s41366-020-00720-2
Abstract: We read with interest the study by Fekri et al. [1], “Association of body mass index with life expectancy with and without cardiovascular disease” (CVD). This letter demonstrates that some of their findings may be… read more here.
Keywords: creep unselected; selection bias; unselected cohorts; study ... See more keywords
Age-ordered shirt numbering reduces the selection bias associated with the relative age effect
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Sports Sciences"
DOI: 10.1080/02640414.2016.1189588
Abstract: ABSTRACT When placed into age groups for junior sporting competition, the relative differences in age between children leads to a bias in who is evaluated as being talented. While the impact of this relative age… read more here.
Keywords: age effect; selection bias; age; bias associated ... See more keywords
Use of Linked Databases for Improved Confounding Control: Considerations for Potential Selection Bias.
Sign Up to like & getrecommendations! Published in 2022 at "American journal of epidemiology"
DOI: 10.1093/aje/kwab299
Abstract: Pharmacoepidemiologic studies are increasingly conducted within linked databases, often to obtain richer confounder data. However, the potential for selection bias is frequently overlooked when linked data is only available for a subset of patients. We… read more here.
Keywords: full cohort; control; potential selection; linked databases ... See more keywords
Selection Bias Analysis Supports Dose-Response Relationship between Level of American Football Play and Chronic Traumatic Encephalopathy Diagnosis.
Sign Up to like & getrecommendations! Published in 2022 at "American journal of epidemiology"
DOI: 10.1093/aje/kwac075
Abstract: Chronic traumatic encephalopathy (CTE) is a neurodegenerative disease associated with exposure to repetitive head impacts (RHI) such as those from American football. Our understanding of this association is based on research in autopsied brains since… read more here.
Keywords: american football; football; selection bias; cte ... See more keywords