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Table 9 Diagnostic characteristics of MRI MRS findings (non-specific considered positive) in diagnosing prostate malignancy

From: Role of MRI in diagnosis of prostate cancer and correlation of results with transrectal ultrasound guided biopsy “TRUS”

Characters Value (%) 95% CI
Sensitivity 90.9 70.8–98.9
Specificity 62.5 24.5–91.5
Diagnostic accuracy (DA) 83.3 65.3–94.4
Youden's index 53.4 17.8–89.0
Positive Predictive value (PPV) 87.0 66.4–97.2
Negative Predictive value (NPV) 71.4 29.0–96.3
Positive likelihood ratio (LR +) 2.42 0.98–5.99
Negative likelihood ratio (LR-) 0.15 0.03–0.61
Diagnostic odd ratio (LR) 16.67 2.17–128.18
  1. CI: Confidence interval