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Table 8 Agreement between biopsy (reference) and MRI MRS findings (non-specific considered positive)

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

MRI MRS Biopsy Total
Malignant Benign
Positive/ non-specific 20 (66.7%) TP 3 (10.0%) FP 23 (76.7%)
Negative 2 (6.6%) FN 5 (16.7%) TN 7 (23.3%)
Total 22 (73.3%) 8 (26.7%) 30 (100.0%)
Kappa (95% CI) 0.556 (0.213–0.900) P 0.002*
  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