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Table 4 Quantitative measurements between automated segmentation and manual annotation in the testing set (n = 41)

From: Development and validation of the 3D U-Net algorithm for segmentation of pelvic lymph nodes on diffusion-weighted images

Quantitative metrics

All LNs

Suspicious LNs

Largest LNs

Automated segmentation

Manual annotation

P value

Automated segmentation

Manual annotation

P value

Automated segmentation

Manual annotation

P value

Volume (cm3)

5.35 ± 3.71

5.45 ± 2.79

0.829

9.54 ± 3.88

10.09 ± 2.66

0.709

11.78 ± 5.25

11.67 ± 6.04

0.887

Short diameter (cm)

0.46 ± 0.30

0.51 ± 0.31

0.482

0.95 ± 0.29

0.99 ± 0.20

0.492

1.12 ± 0.50

1.22 ± 0.53

0.810

  1. LN lymph node
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