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Table 4 Agreement between biopsy (reference) and MRI T2W findings

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

MRI T2W Biopsy Total
Malignant Benign
Lesion 18 (60.0%) TP 5 (16.7%) FP 23 (76.7%)
No lesion 4 (13.3%) FN 3 (10.0%) TN 7 (23.3%)
Total 22 (73.3%) 8 (26.7%) 30 (100.0%)
Kappa (95% CI) 0.201 (0.000–0.584) P 0.269
  1. Percentages are from the total (30), TP: True positive, TN: True negative, FP: False positive, FN: False negative