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Table 2 Accuracy of BPH nodule registration across mpMRI and histology

From: Accuracy of tumor segmentation from multi-parametric prostate MRI and 18F-choline PET/CT for focal prostate cancer therapy applications

N = 10 Volume (in mL) HD (in mm) MDA (in mm) Dice Jaccard
Histology vs. ex vivo T2w MRI 2.84 ± 3.56
[0.85; 0.15–10.23]
1.64 ± 0.51
[1.47; 0.9–2.5]
0.28 ± 0.09
[0.29; 0.14–0.41]
0.90 ± 0.04
[0.91; 0.81–0.96]
0.83 ± 0.07
[0.83; 0.68–0.93]
Ex vivo T2w MRI vs. in vivo T2w MRI 2.99 ± 3.72
[0.96; 0.2–11.01]
2.27 ± 0.71
[2.03; 1.66–3.99]
0.41 ± 0.12
[0.42; 0.21–0.63]
0.86 ± 0.07
[0.85; 0.76–0.97]
0.76 ± 0.11
[0.74; 0.62–0.94]
In vivo T2w MRI vs. histology 3.0 ± 3.75
[1.0; 0.15–11.18
2.54 ± 0.57
[2.53; 1.6–3.67]
0.45 ± 0.09
[0.43; 0.37–0.68]
0.85 ± 0.07
[0.86; 0.73–0.94]
0.74 ± 0.11
[0.75; 0.57–0.88]
  1. Mean ± standard deviation [median; minimum–maximum range]
  2. HD Hausdorff distance, MDA mean distance to agreement