Sentence examples for concerned selection bias from inspiring English sources

Then, we have conflicting evidence from 2 larger observational studies, both of which concerned selection bias, with one suggesting the possibility of harm.

Yet another limitation concerns selection bias and the external validity.

Opponents of APBI decry the treatment based on multiple arguments, including survival concerns, selection bias, and lack of adequate studies proving efficacy.

Another limitation concerned the selection bias of our convenience sample.

As far as metastatic sites are concerned, a selection bias is common to small phase II studies.

Researchers are concerned about selection bias (or "consent" or "participation" bias) arising from seeking consent, where systematic differences arise between those who consent and those who do not.

A second limitation concerns possible selection bias in Studio STEM participation.

Concerning possible selection bias, the sample was representative of the study population.

While it may be appealing to recruit a small number of carefully selected, easily accessed participants, concerns around selection bias must be acknowledged.

Concerns about selection bias were also noted since no evaluation study reported any statistical analyses to determine the equivalence of action and control groups before intervention.

They argue that using dropouts reduces concerns about selection bias because dropouts and completers share the motivation to apply for the VR program, satisfy the relevant eligibility criteria, and likely have similar levels of (unobserved) severity in their disabilities.