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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