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Bias

Systematic error that distorts a study estimate.

Bias can occur in selection, measurement, or analysis.

Nearby Terms

Confounding

References

  1. J. Last et al. A Dictionary of Epidemiology. Oxford University Press. 2020.
  2. M. Porta. A Dictionary of Epidemiology (6th ed.). Oxford University Press. 2014.
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Author Field Editor Published 15 Apr 2026 Updated 8 May 2026 78

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