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Table 14 Agreement between biopsy (reference) and MRI DCE findings (non-specific considered negative)

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

MRI Biopsy Total
Malignant Benign
Positive 13 (43.4%) TP 4 (13.3%) FP 17 (56.7%)
Negative/ non-specific 9 (30.0%) FN 4 (13.3%) TN 13 (43.3%)
Total 22 (73.3%) 8 (26.7%) 30 (100.0%)
Kappa (95% CI) 0.076 (0.000–0.413) P 0.657
  1. Percentages are from the total (30), TP: True positive, TN: True negative, FP: False positive, FN: False negative
  2. Bold values are referred to as significant value and better results than other filtering methods