Clinical Research Glossary

bias (research) bias (research)


Flaws in the way a study is designed, done, or analyzed that lead to one conclusion being favored over another.

Example of bias (research) in a sentence

Research bias can affect the results and outcomes of the research.

More Info

Bias in research can occur either on purpose or accidentally. Bias may cause false conclusions or misleading results.

All research study staff should be aware of, and reduce, potential sources of bias.

Research bias can occur when a study is being planned, conducted, or analyzed. Bias can happen based on data selection, study methods, individual experiences, or personal opinions.

Statistical or personal factors and can cause results or findings to lean one way over another. For example, if a researcher only recruits participants who speak English, people who speak another language would not be represented.

Other info to think about when joining a study

The concept of “research bias” may come up when reading results and trying to interpret the way the study was conducted.

When you think about a study’s results, you may have questions about whether there was any potential bias in the study, and how the researchers tried to avoid bias.

Bias is also something that you can discuss with the research team if you are considering being in a study or are currently a participant in a study.

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