Table 2.

Diagnostic performances of Models A and B.

	Dice score	Recall	Precision
Model A
Training	0.866 (0.774–0.918)	0.953 (0.851–0.992)	0.736 (0.658–0.780)
Validation	0.835 (0.702–0.899),	0.918 (0.772–0.967)	0.710 (0.596–0.764)
Internal test	0.858 (0.752–0.909)	0.944 (0.828–0.981)	0.639 (0.729–0.773)
External test without TF	0.734 (0.56–0.843)	0.807 (0.616–0.927)	0.624 (0.476–0.716)
External test with TF	0.832 (0.671–0.916)	0.915 (0.738–0.978)	0.707 (0.57–0.779)
Model B
Training	0.896 (0.813–0.940),	0.970 (0.887–0.992)	0.771 (0.7–0.808)
Validation	0.865 (0.745–0.923)	0.943 (0.813–0.983)	0.744 (0.641–0.794)
Internal test	0.857 (0.723–0.921)	0.934 (0.787–0.970)	0.737 (0.622–0.792)
External test without TF	0.756 (0.613–0.851)	0.824 (0.668–0.928)	0.650 (0.527–0.732)
External test with TF	0.846 (0.730–0.902)	0.922 (0.788–0.969)	0.727 (0.638–0.776)

Continuous variables are presented with median and interquartile ranges.

TF transfer learning.