Change in the Positive Predictive Value and Negative Predictive Value, as Well as the Overall Diagnostic Accuracy, Based on Sensitivity 0.21 and Specificity 0.91 for PSA>4 ng/mL, and Estimates of Prostate Cancer Prevalence in Different Age Groups.
Change in the Positive Predictive Value and Negative Predictive Value, as Well as the Overall Diagnostic Accuracy, Based on Sensitivity 0.21 and Specificity 0.91 for PSA>4 ng/mL, and Estimates of Prostate Cancer Prevalence in Different Age Groups.
50 Years | 70 Years | |
---|---|---|
Prevalence of PC | 40% | 80% |
PPV | 0.6 | 0.9 |
NPV | 0.6 | 0.2 |
Diagnostic Accuracy | 0.63 | 0.35 |