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U.S. Preventive Services Task Force Recommendations

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U.S. Preventive Services Task Force Recommendations, USPSTF Strength of Recommendation, USPSTF Quality of Evidence

  • 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. Selection Bias (Screening Bias)
  9. Likelihood Ratio (Positive Likelihood Ratio, Negative Likelihood Ratio)
  10. Number Needed to Screen (Number Needed to Treat, Absolute Risk Reduction, Relative Risk Reduction)
  11. Negative Predictive Value
  12. Positive Predictive Value
  13. Pre-Test Odds or Post-Test Odds
  14. Receiver Operating Characteristic
  15. Test Sensitivity (False Negative Rate)
  16. Test Specificity (False Positive Rate)
  • Strength of Recommendation
  1. Rating A: Good Evidence to Support
    1. Pap Smear for Cervical Cancer
    2. Mammogram for Breast Cancer after age 50 years
  2. Rating B: Fair Evidence to Support
    1. Fecal Occult Blood Testing for Colorectal Cancer
  3. Rating C: Insufficient Evidence to Recommend
    1. Mammogram for Breast Cancer age 40-49 years
  4. Rating D: Fair Evidence Against
    1. Prostate Specific Antigen for Prostate Cancer
    2. Chest XRay for Lung Cancer
  5. Rating E: Good Evidence Against
  • Quality of Evidence
  1. Level I
    1. Evidence from 1 or more randomized controlled trials
  2. Level II-1
    1. Evidence from controlled trials, but no randomization
  3. Level II-2
    1. Evidence from cohort or case-control studies
  4. Level II-3
    1. Evidence from multiple time or historic controls
  5. Level III
    1. Expert opinion based on clinical experience
  • References
  1. (1996) USPSTF Clinical Preventative Services, 2d ed