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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