Results 251 to 260 of about 1,049,088 (304)

Analyzing Potential Non-Ignorable Selection Bias in an Off-Wave Mail Survey Implemented in a Long-Standing Panel Study. [PDF]

J Surv Stat Methodol
Schroeder HM, West BT.
europepmc   +1 more source

Trial-Adjusted Versus Generic Simulated Comparator Trial (SCT) Settings for Selection Bias Appraisal Using the I2 Test. [PDF]

Cureus
Mickenautsch S, Yengopal V.
europepmc   +1 more source

The I2 Test for Selection Bias Risk Assessment in Single Trials: Recommended Simulated Comparator Trial (SCT) Settings. [PDF]

Cureus
Mickenautsch S, Yengopal V.
europepmc   +1 more source

PATIENT RECRUITMENT USING ELECTRONIC HEALTH RECORDS UNDER SELECTION BIAS: A TWO-PHASE SAMPLING FRAMEWORK. [PDF]

Ann Appl Stat
Zhang G, Beesley LJ, Mukherjee B, Shi XU.   +3 more
europepmc   +1 more source

[Reduced selection bias].

Tidsskrift for den Norske laegeforening : tidsskrift for praktisk medicin, ny raekke, 2013
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When selection becomes selection bias

European Journal of Endocrinology
Abstract Selection in clinical research does not necessarily result in selection bias. To understand when selection leads to bias, we discuss collider-conditioning bias, which is a common and often self-inflicted type of selection bias. Collider-conditioning bias may be difficult to recognize, and paying more attention to the bias could ...
Kristina Laugesen, Olaf M Dekkers, Rolf H H Groenwold, Nils Skajaa   +3 more
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Selection Bias and Self-Selection

1987
The problem of selection bias in economic and social statistics arises when a rule other than simple random sampling is used to sample the underlying population that is the object of interest. The distorted representation of a true population as a consequence of a sampling rule is the essence of the selection problem.
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Selection on Codon Bias

Annual Review of Genetics, 2008
In a wide variety of organisms, synonymous codons are used with different frequencies, a phenomenon known as codon bias. Population genetic studies have shown that synonymous sites are under weak selection and that codon bias is maintained by a balance between selection, mutation, and genetic drift.
Ruth, Hershberg, Dmitri A, Petrov
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Wage Comparisons--A Selectivity Bias [PDF]

Journal of Political Economy, 1974
The economics of information have been established by now as an integral part of economic analysis. However, surprisingly little has been written on the implications of search (and in particular, job search) for the estimation of the wage function and its ramifications in such cases as the estimation of the determinants of labor force participation ...
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