Correctly using sensitivity, specificity, and predictive values in clinical practice: how to avoid three common pitfalls.

OBJECTIVE

Radiology is the specialty of imaging-based diagnostic tests. Understanding the science behind evaluating diagnostic test performance is essential for radiologists because we provide care to patients and interact with our colleagues.

CONCLUSION

Here, we review the key terminology used and common pitfalls encountered in the literature and in day-to-day discussions of diagnostic test performance.