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Table 1 The ability of the automated atlas-based segmentation tool to generate segmentations compliant with the consensus guidelines as more subjects are added to the atlas

From: Technology assessment of automated atlas based segmentation in prostate bed contouring

Variables

Quintile 1

Quintile 2

Quintile 3

Quintile 4

Quintile 5

DSC mean (SD)

     

Prostate Bed

0.63 (0.13)

0.64 (0.20)

0.63 (0.17)

0.71 (0.13)

0.66 (0.16)

Bladder

0.58 (0.15)

0.75 (0.16)

0.74 (0.20)

0.84 (0.10)

0.72 (0.17)

LFH

0.90 (0.07)

0.96 (0.02)

0.96 (0.02)

0.97 (0.02)

0.97 (0.02)

RFH

0.93 (0.04)

0.94 (0.04)

0.97 (0.01)

0.97 (0.01)

0.96 (0.04)

Penile Bulb

0.37 (0.39)

0.65 (0.23)

0.60 (0.27)

0.72 (0.13)

0.64 (0.23)

Rectum

0.62 (0.12)

0.72 (0.15)

0.66 (0.15)

0.71 (0.13)

0.68 (0.11)

  1. DSC = dice similarity coefficient.
  2. SD = standard deviation.
  3. LFH = left femoral head.
  4. RFH = right femoral head.