Epi

Screening Bias

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Screening Bias, Selection Bias

  • See Also
  1. Screening Test
  2. Contingency Grid or Cross Tab (includes Statistics Example)
  3. Bayes Theorem (Bayesian Statistics)
  4. Fagan Nomogram
  5. Experimental Error (Experimental Bias)
  6. Lead-Time Bias
  7. Length Bias
  8. Likelihood Ratio (Positive Likelihood Ratio, Negative Likelihood Ratio)
  9. Number Needed to Screen (Number Needed to Treat, Absolute Risk Reduction, Relative Risk Reduction)
  10. Negative Predictive Value
  11. Positive Predictive Value
  12. Pre-Test Odds or Post-Test Odds
  13. Receiver Operating Characteristic
  14. Test Sensitivity (False Negative Rate)
  15. Test Specificity (False Positive Rate)
  16. U.S. Preventive Services Task Force Recommendations
  • Definition
  1. Patient Selection Bias
  • Example
  • Healthier Patients with lower overall mortality
  1. Study volunteers
  2. Patients who volunteer for screening
  • References
  1. Gates (2001) Am Fam Physician 63(3):513-22 [PubMed]
  2. MacLean (1996) Med Clin North Am 80(1):1-14 [PubMed]
  3. Nielsen (1999) Med Clin North Am 83(6):1323-37 [PubMed]